The open bottom bracket wrench is used to remove and install Shimano® Hollowtech II, Campagnolo® Ultra-Torque and Power Torque, Race Face®, FSA®, SRAM®, Truvativ®, Chris King® bottom brackets as well as many and others.
The 1609/2HOBBY wrench also fits on the external centerlock disc nut.
Tool also fits the disc brake rotor nuts with 16 external notches.
Material: special tool steel, hardened and tempered
Surface finish: chrome plated according to ISO 1456:2009
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