3in Stainless Steel Sliding Gate Wheels U Groove Track Roller Heavy Duty Pulley Smooth Rolling Double Bearing Plate Caster U-Shaped Bracket Roller for Rolling Driveway Gate

【STAINLESS STEEL MATERIAL】: The U-groove casters are made of stainless steel which has higher strength, better capability of resisting rust and corrosion.
【DETAIL SPECIFICATIONS】: U Type Pulley Block. Wheel Diameter 6.8cm/2.68in, Groove Width 2.2cm/0.87in, Groove Depth 1cm/0.39in.
【STRONG LOAD CAPACITY】: The thickened steel plate bracket and wheel core can enhance the bearing capacity, and the load capacity of every 3inch caster wheels is up to 1102lbs.
【QUIET SLIDING】: Two rolling bearings built in the groove wheel can reduce the friction with the wheel for stable and quiet sliding.
【WIDE APPLICATION】: The plate caster can be used to inverted track, yard gate, rolling gate, patio sliding gate, industrial machines, wire rope rail device, factory door, etc.

The groove wheels run really smooth on the track and are super quiet.

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