FSA
ST Cartridge Bottom Bracket
ST Cartridge Bottom Bracket
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Description |
The Full Speed Ahead PowerPro JIS Bottom Bracket delivers reliable performance for riders using JIS square taper cranks.
Built with a forged chromoly spindle and industrial-grade sealed cartridge bearings, it offers a smooth and durable pedaling feel.
Cold-forged aluminum cups and double seals protect against water and dirt, keeping your setup running quietly and efficiently.
It’s a simple, dependable upgrade or replacement choice for any bike using a 68 mm English-threaded bottom bracket shell.
Features & Specs |
| Model | FSA PowerPro JIS Bottom Bracket |
| Brand | Full Speed Ahead |
| Spindle Interface | Square Taper JIS |
| Spindle Length | 103 mm |
| Spindle Material | Forged chromoly steel |
| Bearings | Industrial 6002KRS sealed cartridge |
| Cup Material | Cold-forged aluminum |
| Thread Type | English / BSA (1.37” x 24 TPI) |
| Shell Width | 68 mm |
| Seals | Double-sealed for water and dirt protection |
| Includes | Crank bolts |
| Weight | 295 g |
| Colour | Silver |
Usage Tips & Compatibility |
Ideal For: Road, gravel, touring, and commuter bikes using JIS square taper cranksets.
Compatibility:
- Fits frames with 68 mm English (BSA) threaded bottom bracket shells.
- Works with JIS square taper cranksets (such as FSA, Sugino, and many vintage models).
- Includes crank bolts for easy installation.
- Designed for setups requiring a 103 mm spindle for proper chainline.
Installation Tip: Grease threads and torque evenly to manufacturer spec for a quiet, secure fit.
Maintenance: The sealed cartridge and double-seal system minimize upkeep—just check during regular crank service for long-lasting smoothness.
