The StarTech.com Set of four M6 2 inch casters, while designed for StarTech.com racks, can be added to the bottom of any server equipment rack, network rack, A/V rack, etc. with a 45mm x 75mm bolt pattern. Ideal for replacing damaged casters or upgrading a standing rack to a rolling rack for additional mobility. RoHS compliant
Heavy duty load capacity
Support up to a stationary load of 250 kg
Support rolling load of 75 kg