Full swivel capability allows rack to be easily moved, providing access to equipment. The front wheel locks to prevent unintentional movement. Mounts to most CPI Universal or Standard Racks and adds 1-1/4" (31.8 mm) to rack's height. Two-piece construction of 1/4" (6.4 mm) aluminum complete with hardware. Sold in pairs; load capacity 750 lb (340.2 kg).