Park Tool BBT-18 Bottom Bracket and Lockring Tool - 8-Notch C-class Contains UV dye so that

Contains UV dye so that you can check to ensure maximum coverage

tablet or laptop to your sportwatch

Thread the lock nut onto valve stem

48MP (8064x6048)

Park Tool BBT-18 Bottom Bracket and Lockring Tool - 8-Notch C-class Contains UV dye so thatThe BBT 18 is a heavy duty investment cast tool for removing and installing components with an eight notch tool fitting, including select cartridge bottom brackets, as well as chainring lockrings on some e bike drivetrains. Specifications Installs and removes components with eight notch tool fittings, including Shimano Octalink drive side bottom bracket cups with external notches, ISIS Drive bottom bracket cups (including Truvativ and Bontrager),