[Powerful Load Capacity]: Each wheel loads up to 300KG/660 lbs and 4 can load totally 2640 lbs. U-shaped groove can perfectly adapt to the inverted track, and can reduce vibration. Suitable for round pipe production track.
[Specification]: Fits to the 3/4" round tube orbit. The groove wheel diameter is 2", groove width is 0.8", and caster height is 2.3". Holes distance of the plate is 2.15"× 0.9"(L×W).
[High Quality]: These U-type groove wheels are made of high quality 45# galvanized steel, features waterproofed and corrosion-resistant, rigid strong, can be used for a long time.
[Dual Bearing Design]: There are two rolling bearings built in the groove wheel, makes it sliding with good performance, provide smooth rolling.
[Application]: Used to reverse rails, yard gate, rolling shutters, patio sliding doors, industrial machines, wire rope rail device, container racks, baby gate, dog gate and other equipment.