"The Vestil Winch-Operated Truck Jib Crane helps you easily lift items up to 1,000-lbs. with boom extended, or 2,000-lbs. with boom retracted, from the ground to truck bed height, then rotate them up to a full 360 into the cargo area. Base Size in. 12 1/2 H Mounting plate 10 1/2L x 10 1/2W, Capacity lbs. Extended uniform capacity 1,000, Column Diameter in. Cable dia. 1/4, Height from Base to Pump Support in. Mounting plate 10 1/2L x 10 1/2W Base height 12 1/2, Height from Base to Top in. Maximum usable cable length 108 Extended maximum lift 90, Boom Length in. Extended reach 46, Cable Length ft. Retracted boom reach 31 in. L 1/4 in. dia. x 14 1/2 ft. L cable, Lift Range in. Extended maximum 77 1/2 Retracted maximum 64. Rotates a full 360 Telescoping boom extends from 31in. to 46in. Lifts from 64in. to 77 1/2in. Manual hydraulic hand pump pivots the boom up and down Manual cable winch lifts and lowers the load Includes 14 1/2 ft. L x 1/4 in. dia. cable Durable steel construction with painted yellow finish Includes grab hook, chain slot lock and sling hook with latch Unit is designed for vertical lifting only Do not use unit for lifting personnel or overhead lifting"