ITEM NAME:Bicycle Screwdriver Valve Core Wrench Alloy Presta Disassembly Removal LJ Description: Brand new and high quality Function: it can be applied to disassemble the conventional schrader valves, the presta valves, the tubular tires and extension rod of the presta valves. Precision opening size, compact, hexagonal column shape, demolition does not slip For some French valve is too short, need to install the extension of the rod, disassembly without leaving traces, do not damage the gas nozzle, easy and convenient Type:bike valve core wrench Color:blue Material:aluminum alloy Weight:14g Size:5.5cm x 0.9cm Package includes:1pc bike valve core wrench.Function: it can be applied to disassemble the conventional schrader valves, the presta valves, the tubular tires and extension rod of the presta valves. Type:bike valve core wrench. Material:aluminum alloy.