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