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BOX Three Prime 9 Shifter - 9-Speed Single Shift Matte Black. The Box Three shifter combines performance and value at an affordable price point. It makes good use of nylon composites in both top and bottom shells as well as the levers. Not only is the shifter mechanism joyfully simplified but fewer shifts are needed for every mile of travel. Prime 9 is also terribly forgiving so you wont have to constantly adjust your set-up.Prime 9 technology offers the same range as a 12-speed drivetrain with fewer gears to shift through
Features a resin top shell and extruded clamp
Fast action lever
- TECH SPECS
| Rear Der/Shifter Compatibility | BOX Prime 9 |
| Shifter Style | Thumb |
| Drivetrain Speeds | 9 |
| Weight | 128 |
| Color | Matte Black |
| Designed for ebike | Yes |