Colby Valve Ultimate Tire Valve System - Extra Short (2 Blue) pistol-grip The “M12” in our model

The “M12” in our model number refers to metric thread size

Quick and easy to use

TO INSTALL: remove the HEAD of the grease gun

easy-grip housing

Colby Valve Ultimate Tire Valve System - Extra Short (2 Blue) pistol-grip The “M12” in our modelWant the best valve stem on the market? The Ultimate Valve System is it! It is a full 1 2" shorter than the Emergency and Permanent Valves, lowering the risk that it will contact hazards on the trail. If it does, the high strength will further protect you against a valve stem break. Like all of our valves, they install from the outside of the wheel! Our patented Ultimate Valves can be installed at home, from the outside of the wheel, without tire