Description:
Made of durable aluminum alloy.
It is be placed between valve stem and valve core.
It's used for valves that are not long enough to reach a pump head.
Simply unscrew the air outlet on the Presta valve, and screw the valve extender onto the valve.
Specification:
Material: metal
Color: Black
Outter diameter: 6.1mm / 0.24inch
Length: 40mm / 50mm / 60mm / 70mm (As you choose)
Package Includes:(5 Pack)
6 Pieces Bike Presta Valve Extender