Adjustable: The adjustable head can be tilted forward, backward and side to side for optimum positioning and alignment. Material: Featuring a nylon safety strap to secure load, this transmission jack comes built with rugged steel wheels and 4 swivel ball bearing casters that allow the jack to be easily maneuvered and positioned. Capacity: With a low height of 7.25" and a high height of 22.5", this floor transmission jack has a 450 lb. weight capacity; A non-included 1/2" drive ratchet is required for better operation and performance.