Optio Cycle Bottom Bracket Removal Tool for Shimano E Bike Centre Lock Secure Installation GXP Wrench

DESIGNED FOR E-BIKES: Chainring lockring tool specifically developed for Shimano E-Bike motor systems including E8000, E6100, E7000 and E9000 models. PRECISE FITMENT: Designed for lockrings with 16 notches and 54 mm outer diameter, providing secure engagement and reliable force transfer during maintenance. HARDENED STEEL CONSTRUCTION: Manufactured from durable hardened steel for high strength, long service life and dependable performance during regular E-Bike servicing. SAFE AND ACCURATE OPERATION: Precision-machined profile ensures a secure fit on the lockring and helps reduce the risk of slipping or component damage. COMPATIBLE WITH HOLLOWTECH II WRENCHES: Designed for use with a Hollowtech II wrench to support controlled installation and removal of Shimano E-Bike chainring lockrings.