Now you can lift heavy or awkward items with much less effort The Forearm Forklift is designed to encourage proper lifting techniques and prevent painful back injury. Straps are adjustable up to 48in. in length and rated for items weighing up to 700 lbs. Move appliances, furniture, mattresses and oversize boxes quicker, safer and easier. Overall length of straps is 9 ft. 4 in. Application Forearm forklift, Strap Length in. 4, Straps qty. 2, Length in. 48, Strap Length ft. 9, Capacity lbs. 700.