Accu-gage - Chek A Spare, Valve Extender Reviewhttp://tinyurl.com/kthpwud Accu-gage - Chek A Spare, Valve Extender Makes your spare tire valve more accessibleUse a tire or an air hose on the valve extender just like a tire valve stemGreat for pickups, SUV's, station wagons, and mini vansEasy to install