GREAT FOR: 1-1/2" inner diameter tube, fitting for commercial kitchen prep tables, drafting table, chrome shelving, grooming table, book cart and other equipments with 1-1/2" inner leg tube
SIZE: Wheel diameter is 4" and width is 1", expanding stem casters add 5.2" to the height of the prep table; stem expanding range is 1.41~1.54"
MATERIAL: The wheel is made of TPE rubber, which provides protection, smooth and quiet rolling for types of floorings; with brake feature, the swivel and the wheel can be locked at the same time
Simple installation process: Rotate top nut in the clockwise direction to compress black rubber sleeve until it expands, insert stem into leg, and use provided wrench to tighten bottom nut in the clockwise direction.
LOAD CAPACITY: 4 expanding stem casters totally load up to 705lbs, which provides a free and convenient movement while under load