JARKE minitree™ Cantilever Racks are ideal for light load applications requiring a 250-lb. capacity per arm. Single-arm column has 1750-lb. capacity; double-arm column has 3500-lb. capacity, not including base. Up to 7 pairs of adjustable arms per side (28 total arms for double column). Single unit is 18-1/4" deep. Double unit is 30" deep.