Valve extender for 22" and up tires. Hub mount Inflate and monitor your tires in seconds. Improves tire life, handling, driving safety and gas milage. 3 year warranty - Backed by TireMinder. Kit includes two straight braided steel valve extender 15" (38cm), two 90° braided steel valve extenders 10.63", four 90° bracket, four hexagonal locking nuts, four valve caps, four flat brackets, and eight rivets.