Introducing our Workbench Casters kit! This set of 4 casters is a game - changer for your heavy - duty workbenches, tables, and equipment. Constructed with durable solid steel and premium urethane, each set can support up to 900 lbs. The casters move smoothly, ensuring a hassle - free experience. There are two installation methods: a quick - release option for easy removal and a normal installation for permanent use. The retractable casters can be adjusted by stepping on the pedal in the middle, and they work best on smooth roads. With a 360 - degree swivel bracket, the caster wheels can turn in any direction, allowing you to move your items to the destination easily. The set comes with four 2 - 1/2" swivel urethane casters, 24 mounting screws, 4 mounting bolts, 1 wrench, and a full instruction. This complete equipment ensures a quick and easy installation, bringing great convenience to your work and daily life. Color: Blacks.