INNOVATIVE DESIGN: All in one truck jack is just a portable jack designed to not only lift but safely hold higher vehicles like trucks, SUVs, or offroad vehicles; eliminates the need for extra jack stands; will lift and hold both body on frame and unibody vehicles PATENTED: The genius of this jack's design is it allows both easy and safe lifting of higher vehicles while making holding them trouble free as well; the auto safety lock and riser retaining pin hold vehicle at height, eliminates the need for additional jack stands LIFT RANGE: Jack has a lift range from 11 inches to 21 inches CAPACITY: Jack has a 4 ton (8,000 lbs) lifting and holding capacity TRUSTED BRAND: If you are a fan of the big yellow and black machines, you will love the branded 4 Ton All-in-One Truck Jack