This is the world's BEST tool for changing a tire! Perfect for multi-axle vehicles and leaf spring axle trailers. It makes for quick and easy flat tire repair. Just drive up on the jack with the good tire and change away. The Rapid Jack lifts up 5-3/4 inches and can handle up to 30,000 lbs. This Kit Includes: - 1 Rapid Jack (Lifts 5-3/4 inches) with a Rubber Pad;- 1 Extendable Lug Wrench (extends from 14 to 21 ) ;- 2 Reversible sockets to fit 4 socket different sizes: 11/16 (17mm), 3/4 (19mm), 13/16 (21mm), 7/8 (22mm); - 1 Tuff Chock; - 1 Carry Bag;