BOX One Prime 9 Rear Derailleur Features
The Box One Prime 9 Rear Derailleur takes the advantage of BOX's legacy 9-speed drivetrain but adds the advancements of a modern 1x; a fully adjustable Tri-Pack(TM) Clutch, and an x-wide cage optimized for an 11-50T cassette. Forged construction steps up the durability and performance to an unparalleled level. Suited for the most demanding terrain.- The Box One Prime 9 Rear Derailleur takes the advantage of BOX's legacy 9-speed drivetrain but adds the advancements of a modern 1x; a fully adjustable Tri-Pack(TM) Clutch, and an x-wide cage optimized for an 11-50T cassette. Forged construction steps up the durability and performance to an unparalleled level. Suited for the most demanding terrain.
- Designed for aggressive terrain
- Adjustable Tri-Pack‚Ñ¢ Limited Slip clutch
- Precision sealed bearing pulleys
- Carbon-nylong composite knuckle
Product Specifications
Product Specifications
Cage Length |
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Chain Wrap Capacity (teeth) |
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Color |
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Designed for ebike |
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Drivetrain Speeds |
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Largest Cog |
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Rear Der/Shifter Compatibility |
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Rear Derailleur Mount Type |