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Bottom Brackets

$57.19
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.

$50.29
Aluminum cups
- Fits BB86 and BB92
- Includes shims for GXP
- SHIMANO Equivalent SMBB-72-41B / SMBB-71-41A
- Shell: 86mm
- Spindle Type: HT2/GXP
- Weight: 103g

$71.39
• Eccentric design allows up to 14mm of adjustment
• CNC aluminum construction
• Eccentric BB converts BB30 to Shimano HollowTech 2

$52.09
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.

$88.19
Origin8's Revolvr thread-together bottom brackets provide a secure and stable shell interface for smoother operation and extended bearing life. Their hybrid AL6061/Nylon fiber cups deliver a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable.
- Designed for installing Shimano HTII 24mm or SRAM GXP 22/24mm spindle cranks into BB30 frames without the need for adapters
- Shell: 68-73mm x 42mm
- Interface: BB30
- Material: AL6061/Nylon Fiber
- Weight: 123g

$63.79
Origin8's Revolvr BB386 Outboard Bottom Bracket features forged and CNC-machined AL6061 thread-in cups for a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable.
- Designed for installing BB30 Wide or BB386 30mm spindle cranks into BSA threaded frames
- For use with 30mm diameter cranks with a spindle length of at least 104mm
- Shell: 68mm x 33.6-33.9mm
- Interface: ISO/English or BSA Threaded (1.37" x 24TPI)
- Spindle Type: BB30 Wide/BB386 30mm
- Cup Material: AL6061
- Weight: 120g

$88.19
Origin8's BB386 Thread-Together Bottom Bracket provides a secure and stable shell interface for smoother operation and extended bearing life. Its hybrid AL6061/Nylon fiber cups offer a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable.
- Designed for installing Shimano HollowTechII 24mm or SRAM GXP 22/24mm spindle cranks into BB386 frames without the need for adapters
- Shell: 86.5mm x 46mm
- Interface: BB386
- Cup Material: AL6061/Nylon Fiber
- Weight: 135g

$73.39
Origin8's Revolvr BB86/92 Thread-Together Bottom Bracket provides a secure and stable shell interface for smoother operation and extended bearing life. Hybrid AL6061/Nylon fiber cups offer a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable. Models are available for both Shimano HTII 24mm and SRAM GXP 22/24mm spindles.
- Replaces all standard BB86/92 press-fit bottom brackets
- Shell: 86-92mm x 41mm
- Interface: BB86/BB92
- Cup Material: AL6061/Nylon Fiber
- Weight: 103g

$71.39
Eccentric BB converts PF30 to SRAM GXP
- Eccentric design allows up to 14mm of adjustment
- Can be used to convert to single speed on BB30 frames
- CNC aluminum construction
- Shell: 68/73mm
- Interface: BB30
- Spindle Type: SRAM GXP

$51.49
Forged and CNC machined AL6061 cups
- Double sealed replaceable bearings
- Fits 68mm and 73mm shell widths
- 1.37" x 24T English thread
- Alloy spacers included for chainline adjustment
- Anodized and laser etched finish

$88.19
Origin8's Revolvr PF30 Outboard Thread-Together Bottom Bracket provides a secure and stable shell interface for smoother operation and extended bearing life. Hybrid AL6061/Nylon fiber cups provide a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable.
- Designed for installing Shimano HollowTechII 24mm or SRAM GXP 22/24mm spindle cranks into PF30 frames without the need for adapters
- Shell: 68-73mm x 46mm
- Interface: PF30
- Cup Material: AL6061/Nylon Fiber
- Weight: 138g

$88.19
Origin8's Revolvr PF30/BB386 Thread-Together Bottom Bracket provides a secure and stable shell interface for smoother operation and extended bearing life. Hybrid AL6061/Nylon fiber cups for a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants, while sealed premium bearings are both serviceable and replaceable.
- Designed for installing BB30 or BB386 30mm spindle cranks into PF30 or BB386 frames without the need for adapters
- Shell: 68-86.5mm x 46mm
- Interface: PF30/BB386
- Spindle Type: BB30/BB386 30mm
- Cup Material: AL6061/Nylon Fiber
- Weight: 120g
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