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Bottom Brackets

$28.99
- Forged steel body
- Alloy cups
- Chromoly spindle
- Sealed bearings
- Interface: English
- Spindle Type: Square Taper JIS
- Weight: 290-300 grams

$109.99
Maximize your pedaling efficiency with Origin-8's Torq Lite Outboard Ceramic Bottom Bracket. It features CNC'd 6061-aluminum cups with super-smooth and durable double-sealed ceramic bearings and stainless-steel races. It is made for 68mm, 70mm or 73mm bottom brackets and can be used in road or mountain bikes. It comes with spacers and has an anodized and laser-etched finish, too.

$21.00 - $28.00
Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless steel bearings. These adapters are compatible with frames that feature a Press Fit 30 bottom bracket.

$28.00
Chris King's Bottom Bracket Conversion Kits make sure that you can match up your frame with your cranks, all while enjoying the super smooth performance of King's in-house stainless-steel bearings. These adapters are compatible with frames that feature a Press Fit 24 bottom bracket.

$31.99
- Steel body
- Chromoly spindle
- Sealed bearings
- Repair BB designed to work in frames that have stripped BB threads
- Shell: 68mm
- Spindle Type: Square Taper JIS
- Weight: 360-370 grams

$60.00
TruVativ's Howitzer Team Bottom Bracket is THE workhorse built for abuse. Sealed, oversize cartridge bearings are used to provide smooth action and extreme durability. For serious downhill-worthy strength, the Howitzer boasts CNC-machined aluminum cups and a chromoly spindle, too.

$41.99
Pedal smoothly and steadily with Origin-8's Torqlite Square-Taper Bottom Bracket. The forged aluminum body and cups are light and tough, the CNC'd hollow-chromoly spindle is stiff and shaves more grams, and the sealed bearings are super smooth and durable.

$7.99 - $17.99
- One-piece bottom bracket cup set
- Bearings included
- Shell: 68mm
- Spindle Type: OPC
- Cup Material: Steel
- Weight: 265 grams

$32.99
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

$64.99
Truvativ's HammerSchmidt All Mountain Bottom Bracket Cups let you get the most out of every pedal stroke. This fine bottom bracket features a whopping eight seals to keep mud and debris out.

$62.00
Truvativ's HammerSchmidt All Mountain Bottom Bracket Cups let you get the most out of every pedal stroke. This fine bottom bracket features a whopping eight seals to keep mud and debris out.

$47.99
Origin-8's BB30 Adapters allow you to convert your bicycle so that you can install a SRAM GXP or Shimano Hollowtech II BB30 crankset with a 24mm-diameter spindle. These Adapters include machined-aluminum cups, super-smooth and durable sealed bearings, shims and C clips.

$41.99
Origin-8's ISIS Bottom Bracket is everything you need to get your wheels rolling. It features a steel body and hollow-chromoly spindle that adds stiffness and cuts down on weight. The sealed bearings are super smooth and durable, and this fine BB is available in 3 sizes with a 68mm shell.

$4.99
- Fits 3-piece crank set
- Includes right and left cup, lockring and bearings
- English type
- Shell: 68/73mm
- Cup Material: Steel
- Weight: 123 grams

$13.99
- Steel body
- Steel cups
- Chromoly spindle
- Sealed bearings
- Interface: English
- Square Taper JIS
- Weight: 305-320 grams

$9.99
- Fits 3-piece crank set
- Includes right and left cup, lockring and bearings
- English type
- Shell: 68/73mm
- Cup Material: Steel
- Weight: 123 grams

$5.99
- Thread: BC 1.37 x 24T
- Caged bearing 1/4" x 9
- Fits most square taper cotterless BB axles
- Spindle Type: SQR JIS
- Cup Material: Steel

$99.95
- Super low-friction external-type 24mm BB specifically for BMX Racing
- Features titanium-coated SUS bearings, low-friction seals and lightweight lube
- Titanium coating offers corrosion resistance and smoother-rolling bearings

$18.99 - $24.99
- Made to fit crank spindles and press-fit Mid BB frames.
- Simple and easy to install.
- Includes an assortment of spacers to optimize chainline and crank clearance.
- Odyssey 6061-T6 aluminum dust spacer included.

$32.99
- For 19mm crank spindles and threaded Euro bottom bracket frames.
- High-quality four bearing design with aluminum cups.

$27.99
- 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

$49.99
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.

$37.99
Race Face SRX ISIS bottom brackets feature 6061-T6 aluminum cups, high-pressure axle seals, adjustable chainline and M15 spindles.
• Features 6061-T6 aluminum cups, high-pressure axle seals, adjustable chainline and M15 spindles
• Requires ISIS installation tool

$7.99
- One-piece bottom bracket cup set
- Bearings included
- Fits smaller american juvenile/youth sized BB
- Shell: 65mm
- Cup Material: Steel
- Weight: 173 grams

$48.00
TruVativ's Howitzer XR Bottom Bracket is built tough for abuse. Sealed, oversize cartridge bearings are used to provide smooth action and extreme durability. For serious downhill-worthy strength, the Howitzer boasts CNC-machined aluminum cups and a chromoly spindle, too.

$21.00
All of Chris King's bottom bracket offerings will need an appropriate Conversion Kit specific to the brand and model of crankset to be used.
- 73mm Threaded BB Shell
- 24mm Mountain Cranksets
- Common Cranks: Shimano mountain, FSA mountain, FSA SLK Light, Gravity, Race Face mountain, Rotor, Surly
- Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket
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