Bottom Brackets

Get more distance out of every pedal stroke with SRAM's BB30 Bottom Bracket Assembly. It features sealed bearings for a smooth pedal stroke and impressive reliability. Plus, it presses directly into your frame's BB30 bottom bracket shell for reduced weight and increased longevity.

The SRAM DUB bottom bracket series has a simple job— to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard - Significantly lighter than GXP system

The SRAM DUB bottom bracket series has a simple job—to connect crankarms and protect the smooth, long-lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard, simplifying crankarm compatibility. - Compatible with Cannondale Ai frames - Gutter Seal Technology drastically improves sealing against the elements - Sealed cartridge bearings - One oversized spindle to work across every bottom bracket standard

SRAM saw the opportunity to make a better press fit system where all the best from BB30 and PressFit bottom brackets would be combined into one captivating package. Pressfit 30 will feature an integrated seal, pre-assembled into the cups, to further prolong bearing life. The key difference with Pressfit 30 is how the bearings are fitted into the frame. Bearings are housed in nylon cups which will be pressed into the frames bottom bracket shell. This bottom bracket is designed for 30mm spindle cranksets. Frames will need a 46mm inner-diameter bottom bracket shell to accommodate this system. Pressfit 30 for road will require a 68mm wide shell while Pressfit 30 for MTB will require a 73mm wide shell. - Easy installation - PressFit cups for lighter weight - Narrow Q-factor and more ankle clearance - Integrated gutter seal to prolong life - Integrated adjuster - 30mm spindle diameter

Dimension American bottom bracket for one-piece cranks. - Include cups, bearings and cones - 24 tpi

- One-piece bottom bracket cup set - Bearings included - Shell: 68mm - Spindle Type: OPC - Cup Material: Steel - Weight: 265 grams

Race Face Cinch bottom bracket spacer kit of OSBB bottom brackets.

Race Face bottom bracket adapter kits for X-Type cranksets.

- Simple and reliable square taper bottom bracket - Replaces both BB-UN26 and BB-UN55 - Sealed cartridge bearings - Cr-Mo axle - For bicycles equipped with a chain case, select BB-UN300-K - For E-type front derailleur compatibility, choose BB-UN300-E - Fixing bolts not included; Shimano FC-E6000 bolts suggested

FSA PowerPro JIS Cartridge Bottom Brackets. - Includes bolts - Spindle Interface Type: Square Taper JIS - BB Shell Width (mm): 68 - BB/Frame Interface: English

Race Face bottom bracket spacer kit for 124-130mm bottom brackets.

High performing square bottom bracket interfaces with English frames. - Fits square-taper spindle cranksets - Alloy adjustable cups - Includes 2 axle bolts

BB-UN26 cartridge bottom bracket. - Smooth rotation - Square taper spindle - Sealed cartridge bearing assembly

- Tiagra-level Hollowtech II bottom bracket - Compatible with all road Hollowtech II cranks

- Steel body - Steel cups - Chromoly spindle - Sealed bearings - Interface: English - Square Taper JIS - Weight: 305-320 grams

Running a conventional threaded bottom bracket on your BB30 or PF30 frame doesn't have to be complicated. This press-fit adapter from FSA goes in snug and opens up a lot of crankset possibilities for your BB30/PF30 frame. - Aluminum - Allows conventional threaded bottom brackets to be installed in a BB30 or PF30 frame - Install with headset press (not included) and green Loctite (included)

Shimano BB-ES300 Octalink V2 Bottom Brackets - Fits Shimano Octalink V2 Spline Cranksets - Crankarm fixing bolts not included

TruVativ Power Spline Bottom Bracket fits proprietary powerspline design popular as OE spec with many moderate-price TruVativ cranks. • Proprietary spline design popular as OE spec with many moderate-price TruVativ cranks • Crank bolts are included

- Adapters press directly into specific PF30, BB30, BB86 or BBright frames and allow the use of standard Ultra-Torque (UT) crank sets and EPS components - Updated design increases surface area contact with the frame's bottom bracket, reducing the possibility of noise from frames with slight imperfections - Ultra-Torque OS Fit BB-cup tool is required for adapter installation

The FSA Alloy Cup JIS bottom bracket is suitable for Italian threaded interfaces. - Alloy cups - Double "snap" seals for water and dirt protection - Spindle Interface Type: Square Taper JIS

Shimano's BB-UN55 Square Spindle Bottom Brackets are the unofficial standard for English-threaded cartridge bottom brackets. Quality, value, and durability come together to keep you cranking for many, many miles. - Fits JIS Square-Taper Cranksets - Hollow spindle - Crankarm fixing bolts not included

Bottom brackets from FSA for non-threaded applications. - Spindle Interface Type: 386 EVO - BB Shell Width: 86mm - Bottom Bracket Shell I.D.: 41 - BB/Frame Interface: BB86

Bottom brackets from FSA for non-threaded applications. - 24mm spindle compatibility - Stainless steel bearings - Spindle Interface Type: FSA MegaExo - BB Shell Width: 92mm - Bottom Bracket Shell I.D.: 41 - BB/Frame Interface: BB92

FSA (Full Speed Ahead) MegaExo 19 bottom brackets are for use with 19mm diameter spindles. - Die cast and CNC-machined alloy bearing cups - 19mm I.D. - BB86/92 compatible - BB Shell Width (mm): 92 - Bottom Bracket Shell I.D.: 41

Shimano's Ultegra bottom bracket uses Pro Tour-proven technology for lighter weight and super smooth spinning, while still maintaining the same level of durability and stiffness. It's available in English, Italian, or Press Fit models.

Campagnolo ProTech bottom brackets feature a patented external sealing ring design that protects a strong, resilient fiberglass-charged polyamide central tube from the harmful ingress of water, mud and grit. - Designed specifically for gravel riding and racing to protect against water, mud & grit

This FSA Bottom Bracket allows you to run MegaExo and other 24mm spindle cranksets with a BB86/BB89.5/BB92 frame. - Intended for road use - Steel bearings

- BBright Bottom Bracket to Mega Exo Carbon Crank BB-PF79 (EE086) - Spindle Interface Type: FSA MegaExo, Shimano Hollowtech II - BB Shell Width (mm): 79 – 84.5 - Bottom Bracket Shell I.D.: 46 - BB/Frame Interface: BBright Direct Fit

Designed to work flawlessly with your Patterson crank, this Metropolis bottom bracket delivers smooth performance and light weight.

FSA (Full Speed Ahead) MegaExo 19 bottom brackets are for use with 19mm diameter spindles. - For Alloy Cranks with MegaExo 19 BB-AL86/19/SLE - Spindle Interface Type: FSA MegaExo 19 - BB Shell Width: 86mm - Bottom Bracket Shell I.D.: 41 - BB/Frame Interface: BB86