Sliding Door Roller Wheels for Heavy Duty Barn or Shed Doors

Product Description Designed for use with box rail to mount sliding door projects, this product is an ideal solution if you're building a heavy sliding door.

2PCS Heavy Duty Trolley Wheels - Product Name: 4 Wheel Trolley Assembly - Material: Steel, Galvanized Zinc, rust protection - Max Load Rating: 440 pounds/200 kg - Strut Rail Size (Inside Diameter): 2 1/4" H. x 1 3/4" W or Taller - Screw Diameter: M12 (0.47 inch/12 mm) - Screw Length: 4.7 inch (120 mm) - Fixed Mode: Welding Positioning or Bolt Positioning

Crafted with high-quality galvanized steel, these trolley wheels offer a strong bearing capacity, ensuring sturdiness and durability with rust protection. Featuring precision bearing steel balls, they provide a smooth, wear-resistant, and pressure-resistant operation, allowing for effortless and quiet sliding along the box rail.

Typically used to suspend from strut channels with the stud pointing down to support suspended loads, these trolley wheels are not recommended for "upside-down" usage (with the bolt side pointing up).

Complementary Products: - YUEBM Box Rail Hanger - YUEBM Box Rail Rollers - YUEBM Metal U Shaped Bracket - YUEBM Wing Shape Bracket

This trolley system package includes two trolleys, each with four rollers. The rollers are made of solid steel with steel ball bearings, ensuring strength and smooth operation.

Suitable for a wide range of applications, such as making sliding garden fences, sliding heavy barn doors, or outdoor shed sliding doors, this product is compatible with strut channels measuring 1 3/4" W. x 2 1/4" H. or taller. It is not applicable for 1-5/8" strut channels.

The fixed mode offers two options: welding positioning or bolt deep-buried positioning, ensuring the stability of the installation.

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