Bottom Brackets

- Enables the use of a BB386EVO (30mm spindle) crankset on a 68mm English threaded frame

• Lightweight seal structure removes grams • Durable anodized finish • Includes left and right hand cups, spacers, inner cover, and inner o-rings • Easy installation with TL-FC25 tool • Compatible with 24mm crank spindles • English, threaded: 68/73mm bottom bracket • Pressfit: BB86/92 bottom brackets

- Road sets include bearings, shields, c-clips and wavy washer for bearing retention/tension - Mountain sets include bearings, shields, c-clips and spacer - Choose ceramic or stainless steel options

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

Cartridge-style bottom bracket for use with E-Type front derailleurs. - Smooth rotation - Square taper spindle - Sealed cartridge bearing assembly

Striking the balance between light weight, long life and durability, TruVativ's Giga Pipe Team SL Bottom Bracket uses 3 sealed cartridge bearings to provide smooth pedaling season after season. For serious strength, the Giga Pipe boasts CNC-machined aluminum cups and a stiff chromoly spindle, too.

- Race Face bottom brackets for use with 30mm spindle cranksets in the Race Face CINCH crank family - Includes inner plastic sleeve and spacer; additional BB fitments can be accommodated with CINCH spacer kits

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

- Fits 3-piece crank set - Includes right and left cup, lockring and bearings - English type - Shell: 68/73mm - Cup Material: Steel - Weight: 123 grams

- With plastic washers - Shell: 8mm Allen head axle bolt

Compared to the power transfer of the conventional square taper spindle, the 8-splined OCTALINK interface that connects the bottom bracket and crankset increases the strength and rigidity for the entire assembly.

Pressfit Model: • For use on BB86/92 bottom bracket shells • Compatible with 24mm spindle Hollowtech II cranksets • BB Shell Width (mm): 92 mm • BB/Frame Interface: BB86 , BB92 • Bottom Bracket Shell I.D.: 41 • Defined Color: Black • Spindle Interface Type: Shimano Hollowtech II Threaded Model: • Includes 3 x 2.5mm spacers • Includes TL-FC24 adapter tool • Reduced size for light weight • New seal construction for smoother rotation • Requires TL-FC34 or included TL-FC24 adaptor for installation & removal • BB Shell Width (mm): 68 mm • BB/Frame Interface: English • Defined Color: Black • Spindle Interface Type: Shimano Hollowtech II • Weight: 77 g

Features three sealed cartridge bearings. - Fits Daytona, Racing Triple, Centaur, Veloce and Mirage, 1193 and later Athena and pre-1995 Record and Chorus - 115mm spindle recommended for triple cranks and 32 or 35mm seat tubes - Unique taper is not compatible with Shimano - Weight: 233 grams

6061 CNC machined Alloy cups w/ Precision sealed bearings. - Bearings: 19mm mid sealed (x2) (with american cups) - Spindle: 19mm, 8 spline (included in kit) - Spacers: 6061 Alloy cones with 15/16"/19mm hat washer and 4x spacers included NOTE: These sealed American BB & American BB sealed upgrade kit (with 8-spline spindle) are designed to replace the 8 spline spindle and bearings of an unsealed American BB with a sealed version. Fits most complete bikes that come with unsealed American 19mm BB. 19mm Model does not come with a spindle.

SRAM's GXP PressFit Road Bottom Bracket Cups are the premium choice for getting the most out of every pedal stroke. They feature smooth bearings that keep drag to a minimum and seals that keep debris out. Plus, these BB cups press directly into the frame without having to be threaded in for reduced weight and enhanced durability.

- American style BB for older 3-piece cranks - American BB for 3-piece cranksets - Fits 68mm American frames - Steel construction - Weight: 517 grams - Shell: 68mm - Interface: 24 tpi - Spindle Type: SQR JIS - Cup Material: Steel

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

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

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.