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Bottom Brackets

$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.

$175.00
PF30 Threaded bottom bracket features two machined aluminum cups that thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement. Directly replaces all OEM PF30 bottom brackets.
Note: Use only bottom bracket tools compatible with 16-notch, 48.5mm outer diameter cups.
- Bearings: Enduro ZERØ Ceramic Hybrid
- Color: Black
- Bottom Bracket/Frame Interface: PF30, Specialized Carbon OSBB, BBRight™ Press Fit
- Bottom Bracket Shell Width (mm): 61mm to 79mm
- Bottom Bracket Shell I.D.: 46mm
- Crank Spindle Type: BB30
- Crank Spindle Diameter: 30mm
- Weight: 106g

$99.00
PF30 Threaded Angular Contact BB for Fat Bike. Fits Specialized Fatboy frames, and any other brand frames with PF30 x 100mm bottom bracket shell. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
- Bearings: Enduro Angular Contact
- Color: Black
- Bottom Bracket/Frame Interface: PF30
- Bottom Bracket Shell Width (mm): 100mm
- Bottom Bracket Shell I.D.: 46mm
- Crank Spindle Type: BB30
- Crank Spindle Diameter: 30mm
- Weight: 129g

$74.00
PF30 Threaded Angular Contact BB for Fat Bike. Fits Specialized Fatboy frames, and any other brand frames with PF30 x 100mm bottom bracket shell. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
- Bearings: Enduro ABEC-3
- Color: Black
- Bottom Bracket/Frame Interface: PF30
- Bottom Bracket Shell Width (mm): 100mm
- Bottom Bracket Shell I.D.: 46mm
- Crank Spindle Type: BB30
- Crank Spindle Diameter: 30mm
- Weight: 130g

$99.00
BB86 threaded BB for Fat Bike PF41. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
- Drive Side Bearing: Enduro Angular Contact
- Non-Drive Side Bearing: Enduro ABEC-3
- Color: Black
- Bottom Bracket/Frame Interface: PF41 - BB121, PF41 - BB132
- Bottom Bracket Shell Width (mm): 121mm - 132mm
- Bottom Bracket Shell I.D.: 41mm
- Crank Spindle Type: SRAM / Truvativ GXP
- Crank Spindle Diameter: 22/24mm
- Weight: 120g

$74.00
BB86 threaded BB for Fat Bike PF41. Machined cups thread together for stability, increased bearing life, and simple installation and maintenance. No more creaking. Smooth operation. Fast bearing replacement.
- Bearings: Enduro ABEC-3
- Color: Black
- Bottom Bracket/Frame Interface: PF41 - BB121, PF41 - BB132
- Bottom Bracket Shell Width (mm): 121mm - 132mm
- Bottom Bracket Shell I.D.: 41mm
- Crank Spindle Type: SRAM / Truvativ GXP
- Crank Spindle Diameter: 22/24mm
- Weight: 120g

$99.00
Wheels Mfg BB86/92 thread together bottom bracket for use with 24mm spindle diameter cranksets. The two machined aluminum cups thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement.
Note: Use only bottom bracket tools compatible with 16-notch, 48.5mm outer diameter cups.
- Bearings: Enduro Angular Contact
- Color: Black
- Bottom Bracket/Frame Interface: BB86, BB92
- Bottom Bracket Shell Width (mm): 86mm, 92mm, 89.5mm
- Bottom Bracket Shell I.D.: 41mm
- Crank Spindle Type: Shimano Hollowtech II, FSA MegaExo, RaceFace EXI
- Crank Spindle Diameter: 24mm
- Weight: 106g

$99.00
The Wheels Mfg PF30 Outboard bottom bracket will give you all of the same benefits as their well-loved Outboard style BBs. The two machined aluminum cups thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement.
Specifically designed for installing 24mm spindle diameter cranks (Shimano, FSA, Etc.) in PF30 frames without the need for adapters.
- Bearings: Enduro Angular Contact
- Color: Red
- Bottom Bracket/Frame Interface: PF30, Specialized Carbon OSBB
- Bottom Bracket Shell Width (mm): 68mm - 73mm
- Bottom Bracket Shell I.D.: 46mm
- Crank Spindle Type: Shimano Hollowtech II, FSA MegaExo, RaceFace EXI
- Crank Spindle Diameter: 24mm
- Weight: 158g

$74.00
External English (BSA) threaded bottom bracket for 73mm shells. Wheels Mfg uses only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.
Includes:
(2) - Enduro Silicone dust seals
(1) - 2.5mm aluminum BB cup spacers for use with 68mm wide BB shell
(1) - 1.8mm aluminum BB cup spacers for use with 68mm wide BB shell
(1) - 0.7mm aluminum BB cup spacers for use with 68mm wide BB shell
(2) - 0.5mm crank spindle spacers
(2) - 1.0mm crank spindle spacers
(1) - Wave Washer
Direct replacement for SRAM/Truvativ GXP bottom brackets!
- Bearings: Enduro Angular Contact
- Color: Red
- Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
- Bottom Bracket Shell Width (mm): 68-73mm
- Bottom Bracket Shell I.D.: 33.6-33.9 mm
- Crank Spindle Type: GXP (SRAM, Truvativ, Etc.)
- Crank Spindle Diameter: 22/24mm
- Weight: 116g

$99.00
The Wheels Mfg BB30 Outboard bottom bracket will give you all of the same benefits as their other Outboard style BBs. The two machined aluminum cups thread together ensuring the bottom bracket remains stable in the frame, increasing bearing life, and simplifying maintenance. This means no more creaking, smoother operation, longer bearing life, and really quick bearing replacement.
Specifically designed for installing 24mm spindle diameter cranks (Shimano, FSA, Etc.) in BB30 frames without the need for adapters.
- Bearings: Enduro Angular Contact
- Color: Red
- Bottom Bracket/Frame Interface: BB30, Specialized Alloy OSBB
- Bottom Bracket Shell Width (mm): 68mm - 73mm
- Bottom Bracket Shell I.D.: 42mm
- Crank Spindle Type: Shimano Hollowtech II, FSA MegaExo, RaceFace EXI
- Crank Spindle Diameter: 24mm
- Weight: 127g

$74.00
External English (BSA) threaded road bottom bracket for 68mm shells. Wheels Mfg uses only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.
Includes:
(2) - Enduro Silicone dust seals
(1) - 2.5mm aluminum BB cup spacer
(2) - 0.5mm crank spindle spacers
(2) - 1.0mm crank spindle spacers Direct replacement for SRAM/Truvativ GXP bottom brackets!
- Bearings: Enduro Angular Contact
- Color: Gray - Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
- Bottom Bracket Shell Width (mm): 68mm
- Bottom Bracket Shell I.D.: 33.6-33.9 mm
- Crank Spindle Type: GXP (SRAM, Truvativ, Etc.)
- Crank Spindle Diameter: 22/24mm - Weight: 111g

$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.

$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.

$65.00
Surly OD Bottom Brackets
- Compatible with 24mm spindles
- Moonlander BB fits a 100mm bottom bracket shell, but exterior width conforms to BB121 standard

$65.00
Surly OD Bottom Brackets
- PF cups are 41mm in diameter
- Bearing I.D. is 24mm
- OD bottom bracket comes with telescoping center sleeve for added durability
- High quality double labyrinth sealed stainless Enduro bearings with corrosion resistant coating
- 3 additional 1mm spacers are provided to help with chain line and crank arm clearance

$27.99 - $32.99
- Forged steel body
- Alloy cups
- Chromoly spindle
- Sealed bearings
- Interface: English
- Spindle Type: Square Taper JIS
- Weight: 290-300 grams

$28.00
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.
- 68mm Threaded BB Shell
- 24mm to 22mm Stepped Mountain Cranksets
- Common Cranks: SRAM mountain, Bontrager mountain, TruVativ mountain, Zinn mountain
- Conversion Kit required to work with the Chris King ThreadFit 24 bottom bracket

$55.00
Wheels Mfg solution for running a 30mm spindle crankset in a BSA threaded frame. Machined aluminum cups thread in to a standard threaded frame and feature Enduro 6806 ABEC-3 sealed bearings outboard of the BB shell. Fully serviceable.
Notes:
- For use with BB30 Wide 30mm diameter cranks with a spindle length of at least 104mm.
- Will not work with standard BB30 cranksets. PLEASE MEASURE YOUR BB30 CRANK SPINDLE LENGTH!
- Use only bottom bracket tools compatible with 16-notch MegoEvo BB’s. (FSA MegaEvo and Park Tool BBT-29).
- Bearings: Enduro ABEC-3
- Color: Black
- Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
- Bottom Bracket Shell Width (mm): 68mm
- Bottom Bracket Shell I.D.: 33.6-33.9 mm
- Crank Spindle Type: BB30 Wide, BB30a, 386EVO, Rotor 3D+, SRAM BB30 Wide
- Crank Spindle Diameter: 30mm
- Crank Spindle Length: At least 104mm
- Weight: 102g

$38.99 - $42.00
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.

$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.

$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.

$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.

$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

$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

$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.
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