Birzman Bicycle Tools - Bottom Brackets

Chainring Remover was developed for removing SHIMANO M9100, M8100, and M7100 12-speed 1x chainrings. The dual compound and ergonomic grip of the handle, paired with the heat-treated steel construction allow for mechanical ...

Threadlockers lock threaded assemblies and keep them from loosening over usage. Formulas are oil tolerant and both compatible with steel, aluminum, and carbon fiber but are not recommended for titanium fasteners TLR-1 ...

Threadlockers lock threaded assemblies and keep them from loosening over usage. Formulas are oil tolerant and both compatible with steel, aluminum, and carbon fiber but are not recommended for titanium fasteners TLR-1 ...

tool system for threaded bottom brackets Heavy-duty welded steel arms with polished guide-shaft Includes: 1.370"x24tpi English left and right handed taps and facing blade Italian (36mmx24tpi) tap sold separately (each); use PK-6555 ...

socket to BB axle to prevent slipping. Update spring preload allows for increased flexibility and rotation during use Updated design works with square taper and splined axles with M8, M12, or M15 ...