Eight Notch Cartridge Bottom Bracket Lockring Tool 44mm OD Pro Grade Gearhead Favorite Install Remover For Shimano SRAM ISIS Drive And Front Chainring Lockring For Bosch Gen 3 And 4 E Bikes Specialized Levo Brose
✔️ 44mm OD, 22.5mm center hole, fits 8-notch BBs & 32/36mm flats
This tool is a compact, hand-friendly unit for servicing bottom brackets and front chainring lockrings on popular e-bike and road bike setups.
This single tool is designed to remove and install 8-notch bottom brackets for Shimano, SRAM, and ISIS-drive systems, and to adjust front chainring lockrings on Bosch Gen 3/4 and other 8-notch lockrings common on e-bikes.
✅ Outside diameter 44mm
✅ Center hole diameter 22.5mm
✅ Weight 98g (0.21 lbs)
✅ 8-notch bottom bracket compatibility: Shimano, SRAM, ISIS
✅ Front chainring lockring compatibility for Bosch Gen 3/4 and Specialized Levo/Brose
✅ Hex flats fit 32mm or 36mm wrenches
✅ Color Black
✅ Made in Taiwan
✅ Lifetime warranty
💡 What is a bottom bracket lockring tool used for in 8-notch systems? This handy tool covers common 8-notch lockrings across popular bike systems. - Enables quick removal and installation of 8-notch lockrings - Works with 32mm or 36mm wrenches for handy setups - Useful for Bosch Gen 3/4 and Specialized Levo front ring lockrings