Internal bottom bracket

Praxis Works M30 Threaded Bottom Bracket 68mm/73mm BSA With Internal Sleeve - Black

Praxis M30 BSA Bottom Bracket - Black, 68mm/73mm threaded, with internal sleeve for added durability.

SHIMANO Unisex's SM-JC41 Ultegra Di2 Internal – Connection Box – ismjc41, Non Applicable

To be positioned neatly inside frame tubing when connected.Junction is required for connection of rear mech, front mech, battery, and cable to battery indicator junction box.Shimano SM-JC41 E-tube cable junction for internal wire routing.

Hope PF46 Bottom Bracket 68/73/30mm

Hope Press Fit 46 Bottom Bracket, Black, PF46, Steel Bearings, 68/73mm Axle, Internal Bearing. One size - male. Durable and reliable solution for efficient power transfer in bicycles.

Praxis Works T47 Integrated Bottom Bracket for Shimano - Black / English (BSA) / T47 / 85.5mm

Praxis T47 integrated bottom bracket for Shimano with 24mm spindle and 85.5mm shell width in black color.

CeramicSpeed T47/86 Shimano Black Coated Bottom Bracket

A lightweight, high‑performance bottom bracket featuring CeramicSpeed’s patented ceramic bearings and a durable black coating for corrosion resistance. Designed for 24 mm spindle bikes, it delivers low friction, smooth pedaling, and long life in demanding riding conditions.

Mountain Bike BB Press-Fit Bearing Removal Tool for 24mm-30mm Internal Diameter

Rotor T4729 Internal BB DUB Bottom Bracket 68/73 mm

Bikone Dctech T47 Internal Ceramic Shimano 24mm Bottom Bracket Black 85.5-92 mm Unisex

Bikone Dctech T47 Internal Ceramic 30mm Black Bottom Bracket (85.5-92mm Unisex)