Northern Industrial 1200-Lb. Dolly with Adjustable Base

Two 3 1/2in. rigid casters and two 3in. swivel casters. Two screw-down brakes for safe use. 1200lbs. capacity dolly is adjustable from 10 1/2in. W x 14 1/2in. L to 17in. W x 21 1/2in. L. Load Capacity (lbs.): 1,200, Base L x W (in.): Adjustable, Roller Size (in.): (2) 3 1/2, (2) 3, Rollers (qty.): 4