Diy unistrut trolley

Installation of the hoist trolley is a breeze, thanks to its compatibility with Unistrut 1-5/8" wide and all 1-5/8" or taller strut channels. Simply attach the trolley to the strut channel using the provided hardware, and you're ready to go. The trolley securely locks into place, preventing any accidental detachment during operation.

Diy unistrut trolley. Garage floors can be an eyesore when they get stained and worn down, but they don’t have to be. With a few simple DIY tips, you can finish your garage floor on a budget and make it...

He then gathered all the necessary Unistrut channel, fittings and hardware and assembled three Unistrut racks. Below are the materials used along with the final design of the Unistrut rack. Material Used: (16) P2224-EG - 6 hole wing shaped fitting. (16) P1001 - double channel. (8) P2228-EG - 9 hole wing shaped fitting. (6) P1000 - solid channel.

2 Pack Channel Trolley Track Support Hanger Bracket for All 1-5/8" Strut Channel,Heavy-Duty Steel Support Bracket,Trolley Strut Hangers w/Bolt &Nut for Punching Bag,Electric Hoist &Rolling Door 4.9 out of 5 stars 18Unistrut Genuine P2750-EG 4 Wheel Light Duty Trolley Assembly for use with P1000, P1001, P5000, P5001, P5500, P5501 and All 1-5/8 or Taller Strut Channel by UNISTRUT : Amazon.co.uk: DIY & ToolsBuy Hoist Trolley for PA200-1000 Electric Hoist, 4 Wheels Trolley Assembly for use with Unistrut 1-5/8" or Taller Strut Channels, 2pcs Silent UnistrutTrolley Rollers Overhead Garage Electric Hoist System: Beam Trolleys - Amazon.com FREE DELIVERY possible on eligible purchasesThe pickling of the steel produces a smooth surface free from scales. The Genuine Unistrut Trolley Hanger Kit includes (2) P1834EG hangers, (1) P2950EG trolley, along with end stops that include (2) Genuine Unistrut P3010 Channel Nuts, (2) Genuine Unistrut P1064 1 Hole Flat Plate Washer for end stops & (2) Hex-Head Cap Screw 1/2" …DIY projects are a great way to get creative and learn new skills. One of the most rewarding projects you can take on is building a bird house. Here’s how to get started. The first...About this item . [Trolley Assembly Introduction] Includes 2pcs high-quality 2 wheels bearing trolley, uses high-quality S6200z bearings, the body is constructed of solid steel-Hot Rolled Carbon Steel, designed for use with …The Unistrut Trolley System Offers Cost Effective Overhead Mobility. Unistrut Buffalo: World’s Longest-Running Unistrut Distributor. Genuine Unistrut Metal Framing Products & Services for manufacturers, contractors and homeowners since 1946.Hello my dear friends! As you know, I have recently moved to my new workshop, and I still occasionally get all kinds of things that need to be added or arran...

At 30 FPM (feet per minute) the design load rating in P1000 channel is 600 lbs. At 90 FPM the design load rating in Unistrut P1000 channel is 450 lbs. At 180 FPM the design load rating in Unistrut P1000 channel is 300 lbs. All of the trolley design ratings are for a load hanging straight down. They are not designed for any angular or lateral ...Learn how to mount an easy hoist with unistrut trolley in this video tutorial. See the materials, tools and steps involved in this DIY project.DIY projects are a great way to get creative and learn new skills. One of the most rewarding projects you can take on is building a bird house. Here’s how to get started. The first...For use with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel. 5. ️【Practical Design】The 2-wheel trolley assembly can reduce the difficulty of transportation and is very suitable for installation on ceiling trolley systems or electric lifts,or for your DIY projects.Installing a strut channel trolley system in your garage.These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for electric hoists to accomplish a variety of overhead mobility applications for lifting, lowering, and moving loads and electrical products.At 30 FPM (feet per minute) the design load rating in P1000 channel is 600 lbs. At 90 FPM the design load rating in Unistrut P1000 channel is 450 lbs. At 180 FPM the design load rating in Unistrut P1000 channel is 300 lbs. All of the trolley design ratings are for a load hanging straight down. They are not designed for any angular or lateral ...

These trolleys are designed for seamless use on 1-5/8-inch strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems and more. How to make strut-channel (Unistrut) trolleys from old door hinges - YouTube. LynolsOffice. 12.4K subscribers. Subscribed. 1K. 74K views 4 years ago. I was not paying $64 for these, so I...How to make strut-channel (Unistrut) trolleys from old door hinges - YouTube. LynolsOffice. 12.4K subscribers. Subscribed. 1K. 74K views 4 years ago. I was not paying $64 for these, so I...See full list on unistrutstore.com 8 Pcs 4 Wheel Trolley Assembly Silent Light Duty Trolley Electric Hoist Installation Roller Trolley for 1-5/8" Wide and All 1-5/8", Electric Hoist Trolley for Taller Strut Channel. 9. $8499 ($10.62/Count) FREE delivery Sun, May 12. Or fastest delivery Sat, May 11. Only 16 left in stock - order soon.

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These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems, and more.For More Information watch the first video: https://youtu.be/M5be_r6wMScMaterials I used: Rollers - https://amzn.to/3VZDlUkUnitstrut Hangers - https://amzn....Dec 1, 2021. Thread starter. #1. Hi all! Been lurking for a while, and thought I could actually contribute something now. I don't have my Maverick yet, but I have been planning what I …The pickling of the steel produces a smooth surface free from scales. The Genuine Unistrut Trolley Hanger Kit includes (2) P1834EG hangers, (1) P2950EG trolley, along with end stops that include (2) Genuine Unistrut P3010 Channel Nuts, (2) Genuine Unistrut P1064 1 Hole Flat Plate Washer for end stops & (2) Hex-Head Cap Screw 1/2" X 15/16".Mar 18, 2023 · SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 2 $18.58 $ 18 . 58 Get it as soon as Tuesday, Jul 25 Read articles about Unistrut installations, ... 10 Unistrut DIY Projects: A DIYers Guide To Building With Unistrut ... Introducing Atkore's New Unistrut Trolley ...

An efficient system that keeps your jobs moving. The Unistrut trolley system moves equipment from 10 to 600 lbs., with reliability, ease and economy. Trolleys can be ganged to accommodate higher loads. Unistrut trolleys, featuring corrosion-free stainless wheel bearings and steel or acetyl wheels that require no lubrication, deliver built-in ...130. 6.7K views 4 years ago. Took this sturdy old cabinet I got and hung it on some homemade strut channel trolleys to create a cabinet that slides out of the way when not in use! …Jan 9, 2023 · For More Information watch the first video: https://youtu.be/M5be_r6wMScMaterials I used: Rollers - https://amzn.to/3VZDlUkUnitstrut Hangers - https://amzn.... Four trolley blocks will be used inside the Superstrut to keep the lift tracking vertically. These are just steel plates with four bearings on one side made to fit inside the Superstrut. With the design done and the …“Aickinstrut® Fiberglass Strut is the most widely used and accepted nonmetallic strut support system in the world because it is the most complete quality line of nonmetallic accessories, fasteners, hangers, pipe clamps and channels available.” - Atkore Product Guide. What makes Aickinstrut a practical choice is its ease of customization.https://bigphillystrolleys.com/ These trolleys are designed for seamless use on 1-5/8-inch strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems and more. Our Unistrut design experts are masters at incorporating Unistrut Metal Framing into designs that ... 10 Unistrut DIY Projects: A DIYers Guide To Building With Unistrut ... Mastering the Art of Unistrut Installation: Tips & Best Practices . February 23, 2024. Introducing Atkore's New Unistrut Trolley Products for 2024 . January 23, 2024 ...Hunts Workshop YouTube Channelhttps://youtube.com/c/HuntsWorkshopPDF'shttps://www.unistrut.us/Unistrut trackhttps://amzn.to/3SqTkKaTrolly Rollershttps://amzn...Unistrut Buffalo Supports is excited to bring you the latest expansion of Atkore's Unistrut trolley product line for 2024. As a leading distributor of Unistrut channel and fittings, we are committed to keeping you updated with the newest additions to Atkore’s product offerings. These new trolley SKUs (P1835-P1840) come with unique features ...This is a quick video of a bed slide and drawer system i built for my work truck. I was tired of only being able to use the back 2 feet of my bed unless I wa...When selecting the right Unistrut Trolley system for your job, you can do so with confidence. With different weight capacities, track sizes, and mounting options, you …

DIY. Me. Cart. Home / Electrical / Electrical Boxes, Conduit & Fittings / Struts. Internet # 321699505. Model # SC12-4-EG. ... Strut Channel 4-Wheel Trolley Assembly for 1-5/8 in., Silver. Our NEWHOUSE ELECTRIC Tall 4-Wheel Trolley Assembly lets you move equipment with reliability and ease. You get greater efficiency, better economy and easier ...

These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems, and more.https://bigphillystrolleys.com/️【NOTICE】In order to make the trolley wheels small andstrong, all the trolley wheels on the market adopt6200 bearings,which makes the inner diameterheight of the support rod channel must begreater than 30mm.For a smooth installation ofyour trolley wheels,use"SKTREX" brand StrutChannel !You can search for ASIN"BOC1GZCZFC"FBULWSEC P2950-EG Strut Channel 4-Wheel Trolley Assembly with Eye Loop,Stable Welded Roller Trolley for Unistrut Trolley use with All 1-5/8" or Taller Strut Channel(2Pack) Recommendations AYEKILI Hoist Trolley for PA200-1000 Electric Hoist 6 Wheel Trolley Assembly for use with Unistrut 1-5/8" Wide and All 1-5/8" or Taller Strut …Installing sod is a great way to quickly and easily create a lush, green lawn. While it may seem intimidating, installing sod is actually quite easy and can be done by yourself wit...SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 2 $18.58 $ 18 . 58 Get it as soon as Thursday, Apr 18These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems and more.The Unistrut Trolley System Offers Cost Effective Overhead Mobility. Unistrut Buffalo: World’s Longest-Running Unistrut Distributor. Genuine Unistrut Metal Framing Products & Services for manufacturers, contractors and homeowners since 1946.The picture below illustrates a workbench/material storage cart with casters constructed from Unistrut P1000 channel and P1028 fittings. Below, we are showing a three-sided workbench that features Unistrut P4101 channel, Unistrut P1028 fittings and a ¾ inch economical plywood top. In some instances, customers opt for plate steel instead of ...Unistrut Service Company offers the resources you need to take your project from the drawing board to successful completion. To ensure maximum durability and quality, Unistrut fittings are made from hot-rolled, pickled and oiled steel plates, bar, strip or coil. All fittings meet or exceed physical properties of ASTM A1011 GR 33.

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About this item . [Trolley Assembly Introduction] Includes 2pcs high-quality 2 wheels bearing trolley, uses high-quality S6200z bearings, the body is constructed of solid steel-Hot Rolled Carbon Steel, designed for use with …Mar 2, 2019 ... After getting rid of my roof basket and adding a narrow roof box, I was looking for an affordable, customizable way to mount a few more ...There are five basic styles of trolley to accommodate a range of speed and weight requirements, specific to your project. Unistrut P2749 (and P2749N) 2 Wheel Trolley (Clevis Style) Unistrut P2750 (and P2750N) 4Wheel Trolley (Clevis Style) Unistrut P2751 (and P2751N) 4Wheel Trolley (Clevis Style) Unistrut P2949 2 Wheel Trolley …You don’t have to be crafty to create a one-of-a-kind calendar for your whole family to participate in. Customize your own DIY wall calendar in just a few hours with these few simp...Jan 31, 2017 · Next I looked into using Unistrut for the rails. Unistrut 1-5/8″ (41mm) 12 gauge steel strut channel – $31; Next I needed to attach something to the handle of the riveter gun to slide in the track. I found this Unistrut channel trolley. Unistrut P2750-EG 4 wheel light duty trolley assembly – $28; It worked perfectly! Dec 1, 2021 · 3. Build rack according to partial plans below. I don't have my hybrid yet and will be waiting a while so I can't confidently make the dimensions. This design would be all 1 5/8" unistrut or superstrut available at about $20 for 10ft. Crossmember tying the front and rear uprights together could be added for extra stability. Curtain systems are a popular use-case for Unistrut trolley systems. Simply use some two-wheeled trolleys like the P2949 with a wide range of off-the-shelf hooks to hang curtains. Our smooth rolling trolley wheels allow the curtain to be opened and closed with little resistance. Part Number Description P1000 1-5/8" x 1-5/8", 12 Gage ChannelUnistrut Trolley System. The Unistrut overhead trolley system moves equipment from 10 to 600 lbs., with reliability, ease and economy. Unistrut trolleys feature corrosion-free stainless wheel bearings and steel or acetyl wheels that require no lubrication; they deliver built-in value and dependability for a wide range of applications.Are you looking for new and exciting ways to express your creativity? Look no further than Hobbycraft. With a wide range of arts and crafts supplies, Hobbycraft is the perfect dest... ….

When it comes to engaging in DIY projects, having access to free patterns can be a game-changer. Whether you’re a beginner or an experienced crafter, using free patterns offers a p...Buy Hoist Trolley for PA200-1000 Electric Hoist, 4 Wheels Trolley Assembly for use with Unistrut 1-5/8" or Taller Strut Channels, ... Can be used with Superstrut/Unistrut Channel 1-5/8" Wide and All 1-5/8" or Taller Strut Channel, or use it in your DIY projects, Can use upside down, and more application. you can set 2 directions …I used all Unistrut for the framing, rails and rollers. The winch is a Harbor Freight 440lb electric hoistNext I looked into using Unistrut for the rails. Unistrut 1-5/8″ (41mm) 12 gauge steel strut channel – $31; Next I needed to attach something to the handle of the riveter gun to slide in the track. I found this Unistrut channel trolley. Unistrut P2750-EG 4 wheel light duty trolley assembly – $28; It worked perfectly!He then gathered all the necessary Unistrut channel, fittings and hardware and assembled three Unistrut racks. Below are the materials used along with the final design of the Unistrut rack. Material Used: (16) P2224-EG - 6 hole wing shaped fitting. (16) P1001 - double channel. (8) P2228-EG - 9 hole wing shaped fitting. (6) P1000 - solid …2pcs Bearing Trolley Assembly for Unistrut Trolley 1-5/8" Wide and All 1-5/8" or Taller Strut Channel, 2 Wheel Trolley Assembly Rollers Suitable for Hoist Trolley and Track System. 36. $2999 ($15.00/Item) Join Prime to buy this item at $26.99. FREE delivery Thu, Mar 28 on your first order. Or fastest delivery Tomorrow, Mar 25.The P1834 Unistrut Trolley Track Hanger / Channel Support is used for design loads up to 1200 pounds. It requires a 3/8" x 2-1/2" bolt and 3/8" nut. The track hanger is available in either an Electrogalvanized or Perma-Green finish. Unistrut Buffalo is a division of Eberl Iron Works, Inc.Mar 18, 2023 · SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 2 $18.58 $ 18 . 58 Get it as soon as Tuesday, Jul 25 How Much Weight Can Unistrut Trolleys Hold? The weight-carrying capacity of UNISTRUT Trolleys depends on the specific parts you choose. Here are some options: Option 1: The P2950 can hold up to an impressive 600 lbs. Option 2: The P2949 can handle up to 437 lbs. Option 3: The P2751 is designed to support loads of up to 100 lbs. Diy unistrut trolley, There is only one Unistrut© Metal Framing System. It incorporates the innovative product improvements that years of research and development created to give you the most …, 2pcs Bearing Trolley Assembly for Unistrut Trolley 1-5/8" Wide and All 1-5/8" or Taller Strut Channel, 2 Wheel Trolley Assembly Rollers Suitable for Hoist Trolley and Track System. 36. $2999 ($15.00/Item) Join Prime to buy this item at $26.99. FREE delivery Thu, Mar 28 on your first order. Or fastest delivery Tomorrow, Mar 25., 2 Wheel Trolley Assembly Rollers for Unistrut Trolley 1-5/8" Wide and All 1-5/8" or Taller Strut Channel, Suitable for Hoist Trolley and Track System (Pack of 2) Visit the Instockbolts Store. Search this page . $16.99 $ 16. 99 $8.50 per Item ($8.50 $8.50 / Item) ... or for your DIY projects., Oct 26, 2015 ... The final video of this 5 part series. If you watch my other videos you will probably see me using my hoist for other things., Jan 9, 2023 · For More Information watch the first video: https://youtu.be/M5be_r6wMScMaterials I used: Rollers - https://amzn.to/3VZDlUkUnitstrut Hangers - https://amzn.... , For More Information watch the first video: https://youtu.be/M5be_r6wMScMaterials I used: Rollers - https://amzn.to/3VZDlUkUnitstrut Hangers - https://amzn...., Save on Trolleys! https://unistrutstore.com/trolleys.htmlThis video shows several different ways to mount Unistrut Trolley Assemblies: Unistrut P1000 (1-5/8"..., $2950. About this item. Genuine UNISTRUT Brand. 4 Wheel Light Duty Trolley Assembly w/Premium Bearings for Smooth Quiet Operation. For use with: …, Designed to fit into any 41x41mm Unistrut Channel. Hot Dipped Galvanised (HDG) Diameter Holes on the side are 11mm and on top 14mm. Thickness of the plate: 5mm. Total Width of trolley: 89mm. Bolts and Nuts not included. Genuine Unistrut Part : Ref P1834A. Sold Individually. 5 star., Man Cave. Garage Work Bench. Workbench Plans. Shop Work Bench. Building a Workbench with Unistrut. Building a Workbench with Unistrut | Unistrut Service Co. Sep 23, 2021 - Explore Sean Ashby's board "Unistrut DIY trolley" on Pinterest. See more ideas about workbench, building a workbench, the struts., If you are looking for a lighter-duty 4 wheel trolley, consider either the Unistrut P2750 or the loop style P2751-EG shown below. All of our 4 wheel trolleys are compatible with P1000, P1001, P5000, P5001, P5500, P5501, and all 1-5/8" or taller strut. The Unistrut P2950 assembly shown below is an electro-galvanized, heavy-duty 4-wheel trolley., Mar 18, 2023 · SKTREX Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel with 1-5/8" Wide and All 1-5/8" or Taller Strut Channel Pack of 2 $18.58 $ 18 . 58 Get it as soon as Tuesday, Jul 25 , These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems, and more., You may have heard Unistrut flat plate fittings referred to as 'Splice Plates'. That is because their primary use is to join – or splice – channel sections together. Flat plate fittings are sheared from 1/4" thick plate steel and punched with 9/16" holes. Splice plates are ideally joined to sections of strut using 1/2" hex head cap screws ..., Unistrut Metal Framing System. How to build a rack using Unistrut channel, fittings and arware., Jun 22, 2022 ... Harbor Freight Pittsburgh 1300lb Hoist Install (Unistrut and Trolley) #diy #harborfreight ... DIY Unistrut Trolley Winch for Garage. Upper ..., The general weight limit for Unistrut struts varies quite a lot. For example, in the popular P1000 line, maximum allowable load limits range from 170 pounds to 1,690 pounds. Meanwhile, in the P5500 series, maximum allowable load limits range from 330 pounds to 3,270 pounds. Overall, Unistrut systems can always manage loads of at least 40 pounds ..., Regular priceSale price$19.99 USD. Unit price/ per. Add to cartSold out. 1/ of7. Informational Blog. DIY Trolley Uses. April 9, 2024. Strut channel trolleys can also be used for various do-it-yourself (DIY) projects around the home or workshop. Here are some DIY uses for strut channel trolleys: Garage Organization: Mount a..., Dec 14, 2012 ... Fabricating a ratchet brake pedal for a trolley or cart. #GaryHuston #Blacksmithing #Farrier #ASMR #Horseshoeing #Fabrication #Ironwork ..., Upgrade your DIY panel saw with this durable trolley bearing. Designed to fit unistrut, it ensures smooth operation and prevents sagging or deformation. Made with high-quality 608 skateboard bearings., These trolleys are designed for seamless use on 1-5/8 in. strut channels for a broad range of contractor work. You can use our strut channel track rollers for a variety of overhead mobility applications including sliding doors, moveable dividers, welding curtains, pneumatic tools, die handling, material transfer, lubrication systems, and more., While DIY projects can be fulfilling, complex Unistrut installations often benefit from the expertise of professionals. Collaborating with experienced installers and engineers can help ensure that your project is executed efficiently and safely. 3. Get A Customized Design Solution. One size does not fit all when it comes to Unistrut installations., Harbor Freight Pittsburgh 1300lb Hoist Install (Unistrut and Trolley) #diy - YouTube. Fixer2u. 1.53K subscribers. Subscribed. 270. 29K views 1 year ago. A video …, Learn how to mount an easy hoist with unistrut trolley in this video tutorial. See the materials, tools and steps involved in this DIY project., Nov 23, 2020 · He then gathered all the necessary Unistrut channel, fittings and hardware and assembled three Unistrut racks. Below are the materials used along with the final design of the Unistrut rack. Material Used: (16) P2224-EG - 6 hole wing shaped fitting. (16) P1001 - double channel. (8) P2228-EG - 9 hole wing shaped fitting. (6) P1000 - solid channel. , Save on Trolleys! https://unistrutstore.com/trolleys.htmlEverything You Need to Know to Select the Right Unistrut Trolley System for Your Job - with Confiden..., 6 Wheels Trolley Assembly Rollers, 6 Bearings Strut Channel Trolley Hardware, Stable Strut Roller Trolley for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel (Pack of 4) 1.0 out of 5 stars. 1. $36.99 $ 36. 99. FREE delivery Mon, Apr 29 . Or fastest delivery Sat, Apr 27 . Add to cart-Remove., The P2750 trolley is available in either Electro-Galvanized or Stainless Steel. Unistrut Buffalo is a division of Eberl Iron Works, Inc. The Unistrut P2750 4-Wheel Trolley can be used to support loads up to 100lbs. Clevis Material: 12 gauge*Wheel bearings are stainless steel and should not be lubricated. The P2750 trolley is available in either ... , Jul 25, 2021 ... Hey there today we build a truck rack from unistrut! Absolutely no welding or drilling involved and everything can be disassembled., See full list on unistrutstore.com , Possums are adorable creatures that can be found in many parts of the world. While they may look cute and harmless, they can become a nuisance when they invade your property. If yo..., Buy UNISTRUT Genuine P2950-EG 4 Wheel Trolley Assembly for use with P1000, P1001, P5000, P5001, P5500, P5501 and All 1-5/8" or Taller Strut Channel: ... 5.0 out of 5 stars Great for DIY projects around the garage! Reviewed in the United States on May 8, 2018. Verified Purchase., The P2949 trolley is available in either Electro-Galvanized or Stainless Steel. Unistrut Buffalo is a division of Eberl Iron Works, Inc. The Unistrut P2949 2-Wheel Heavy Duty Trolley can be used to support loads up to 150lbs. Thickness: 1/4" Steel Plate*Wheel bearings are stainless steel. Do not lubricate.