BB Trek 73x131mm Threaded 5-Piece Black
Genuine replacement parts
Original equipment replacement bottom bracket for Trek Roscoe kids' bikes.
Revive your ride with a new bottom bracket.
Key Features
- Unsealed system is fully serviceable
- Includes spindle
Specifications
| Color |
Black |
| Size |
73mm x 131mm |
| Gender |
unisex |
| Intended User Age |
12 years and over |
| Model Year |
2026 |
