The key for Shimano, SRAM, Truvativ Giga X-Pipe, FSA, Race Face, Campagnolo, etc.,
which have 16 shallow grooves around the circumference.
The wrench is terminated with an external 6HR 25.4mm and an internal 4HR 3 / 8inch hexagon for use with a torque wrench.
It is made of high quality steel.
Product ID: 2781