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Made of high quality 45# steel, rigid strong, good to use and long service life.
Fits to the round tube orbit, the main wheel is 4.9cm/1.93", groove width is 2cm/0.79", and caster height is 7cm/2.76", Installation hole distance is 5.5x2.4cm/2.2x0.94"(LxW).
Load Capacity: Each wheel maximum loads up to 300kg/661.39Ibs, which is more evenly, stably and loads more on the round tube track.
Internal double bearing: The practical bearing can reduce the friction with the wheel, so it can be used more smoothly and flexibly, and it can achieve great mobility.
Made of high quality 45# steel, rigid strong, good to use and long service life.
Feature: 1. Made of high quality 45# steel, rigid strong, good to use and long service life. 2. Fits to the round tube orbit, the main wheel is 4.9cm/1.93" diameter, groove width is 2cm/0.79", and caster height is 7cm/2.76", Installation hole distance is 5.5x2.4cm/2.17x0.94"(LxW). 3. Load Capacity: Each wheel maximum loads up to 300kg/661.39Ibs, which is more evenly, stably and loads more on the round tube track. 4. Internal double bearing: The practical bearing can reduce the friction with the wheel, so it can be used more smoothly and flexibly, and it can achieve great mobility.Wide Application: Suitable for industrial machines, wire rope rail device, container racks, yard gate, rolling gate, industrial carts. Specification: Material: 45# Steel Color: Yellow Brand name: CNBTR Total length: 70mm/2.76"" Wheel Diameter: 49mm/1.93"" Bracket Thickness: 2.5mm/0.10"" Bracket Dimensions: 68 x 39mm/2.68 x 1.54"" Installation Pitch: 55 x 24mm/2.17 x 0.95"" Installation Hole Diameter: 6.2mm/0.25"" Axis Diameter: 8mm/0.31"" U Groove Width: 20mm/0.79"" U Groove Depth: 9mm/0.35"" Total Dimensions: 68 x 46.7 x 60.3mm/2.68 x 1.84 x 2.37""(L x W x H) Per Wheel Load Capacity: 300kg/661Lbs Weight: 317g Package Content: 1 x U Groove Rigid Wheel (The unique MPN label on each inner package, which confirms it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance.)