Park Tool BBT-35-12 Bottom Bracket Tool - 12-Notch GRAVEL Combining a new layup with

Combining a new layup with tubeless technology guarantees exceptional rolling characteristics

Paceline X 160/160mm rotors

Material: H2Tex three-layer waterproof fabric

Each button's function can be programmed individually through the E-TUBE app or program for total customization

side-load design—perfect for compact frames

Park Tool BBT-35-12 Bottom Bracket Tool - 12-Notch GRAVEL Combining a new layup withA precision CNC machined aluminum tool for the installation and removal of select threaded bottom brackets with 12 notch tool fittings, including Praxis Works M30. Manufactured in house by Park Tool, anodized for easy identification and featuring a ratchet torque wrench compatible 3 8" drive. Specifications Fits 12 notch threaded bottom bracket tool fittings with a major diameter (outside of notches) of 4850 mm and a minor diameter (inside of notches)