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When combined with our Box One housing it has proved to be superior to most competitive product
Upgrade your shifting performance with our Box One Shift Housing
Box Three Prime 9 12-46T E-Bike Cassette
IMPORTANT NOTES
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Box One Shifter Clamp 31.8mm spare parts When combined with our BoxThe Box One 31. 8 shifter clamp is an accessory that converts any Box shifter to be compatible with modern drop handlebars found on gravel, cyclocross, and commuter bikes. While these bikes traditionally come with clutchless 2 by drive trains, the addition of this clamp makes the conversion to a more user friendly and durable Prime 9 drive train affordable and simple.
