Shell | Bottom Bracketsfrom 54 to 96

Shimano BB-MT501 black hollowtech ii outboard bearing bottom bracket set for bikes with 68 or 73mm English threaded frame.

The Shimano BB-ES300 is a bottom bracket that comes in different sizes ranging from 68mm to 113mm. It features a splined design and is made of high-quality materials for durability and performance.

Non-contact, free running labyrinth seals - Sealed, Replaceable bearings - CNC machined 2014 T6 aluminium cups - Custom-made, high quality, stainless steel bearings - Fed-up with changing bottom brackets every few months on their own bikes, the team at Ho

External bottom bracket designed for threaded bottom brackets - The machined aluminium cups hold either stainless steel cartridge bearings or ceramic bearings in stainless races - Custom Swiss made bearings are double sealed which gives a much greater lif

Stainless Bottom Bracket with incredible durability Performance capabilities well above stock Shimano and SRAM components Easy to fit and compatible with a range of frame and crank set options