


🔧 Master your ride with the ultimate bottom bracket tool—because every detail counts.
The Park Tool BBT-9 is a precision-engineered, dual-ended tool designed for professional-grade removal and installation of external bearing crankset bottom brackets and Hollowtech II systems. Featuring a 16-notch external cup engagement and an 8-spline crank arm cap fit, it also accommodates 44mm rotor disc lockrings. Made from durable aluminum and stainless steel, it offers lightweight portability and trusted Park Tool reliability for serious cyclists.






| Color | Blue |
| Size | One Size |
| Style | BBT-9 External Cup BB and Hollowtech II Tool |
| Drive System | Centre Drive |
| Packed Size | 3 x 0.5 x 12 inches |
| Height | 0.75 inches |
| Length | 11.25 inches |
| Weight | 258 Grams |
| Width | 3 inches |
| Material Type | Stainless |
| Number of Items | 1 |
| Number of Pieces | 2 |
| Outer Material | aluminum |
| Sport | Cycling |
| Included Components | bottom bracket tool |
| Batteries Included? | No |
| Brand | Park Tool |
| Department | Unisex |
| Manufacturer | Park Tool |
| Item model number | BBT-9 |
| Product Dimensions | 7.62 x 1.27 x 30.48 cm; 249.48 g |
| ASIN | B000C12BMW |
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