BOX One Prime 9 X-Wide Rear Derailleur - 1x9-speed

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  • BOX One Prime 9 X-Wide Rear Derailleur - 1x9-speed

    The Box One Prime 9 X-Wide Rear Derailleur takes the advantages of our BOX's 9-speed drive-train but adds the advancements of a modern 1x drivetrains; a fully adjustable Tri-Pack™ Clutch, and an X-Wide cage optimized for the BOX 11-50T cassette. Forged construction steps up the durability and performance to an unparalleled level. Suited for the most demanding terrain. 

    Key Features:

    • BOX's Best Performing Derailleur
    • For Aggressive Terrain
    • Adjustable Tri-Pack™ Limited Slip Clutch
    • Precision Sealed Bearing Pulleys
    • Carbon-Nylon Composite Knuckle
    • Pivot-Tech™ Cable Stay
    • Durable 3D Forged Linkages
    • Forged Inner and Outer Cage
    • Compatible with Standard Derailleur Hangers (Non Direct-Mount)
    • Prime 9 Technology™


    • Materials: Stainless Steel, Hardened Alloy Steel, Nylon Composite
    • Finish: Hard Onyx
    • Weight: 290g/10.2oz

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