Originally the BB30 system was designed to use 30mm diameter crank spindles. However, frame's with BB30 shells can be used many other sized crank spindles. A BB30 shell itself is …

What you need to know about BB30 right now, including what do about BB30's problems and taking advantage of the main reason to use it—the 30mm spindle.

BB30-named for its required spindle size-narrows Q-factor, increases ankle clearance, and ups bearing durability. Along with a 30 mm spindle, it requires an oversized 68mm or 73mm …

Oct 29, 2025 · Road companies often gravitate towards BB30 for the sleek, narrow form factor, while smaller builders dealing primarily in steel might prefer the more proportional look of a …

The term BB30 was an early term in the history of this standard and refers to the 30 mm diameter of the spindle used at that time. However, bottom bracket bearings are available in this …

Shop a large selection Press Fit Bottom Brackets at JensonUSA.com from top brands. BB30, BB86, BB92, and more. Fast delivery, easy returns, and expert staff. Keep Pedaling.

Dec 22, 2016 · Short, clear overview of press-fit (threadless) bottom bracket standards. Explains BB30, PF30, BB86/92, BB90/95, BBright, and 386EVO with key dimensions and compatibility.

We have BB30, Pressfit BB30, BB86, BSA Bottom Brackets for Shimano, SRAM, Truvativ & Cannondale fitments. All our bottom brackets are available for road and MTB applications.

Designed to do one simple yet critical job, the SRAM DUB BB30 bottom bracket connects your crankarms and protects the smooth, long-lasting application of power to your drivetrain.

Nov 15, 2023 · BB30 was the first widespread press fit style bottom bracket standard to proliferate throughout the industry. Bearings are pressed directly into the frame rather than into cups …