Box
Box One/Two Prime 9 X-Wide 11-50T Range Multi Shift Drivetrain Cycling Groupset Shifter Rear Derailleur Bike Cassette Chain Shift Cable & Housing Kit
*Price sourced from Amazon.com. Last updated 2026-04-23. Price and availability subject to change.
Key Features
- ✅INCLUDED COMPONENTS: Maximize your ride's potential with our Prime Performance Package. Box One Prime 9 Multi Shift Shifter, X-Wide Rear Derailleur, Chain 126L DLC, Box Two Prime 9 11-50T Cassette, and Box One Shift Cable & Housing Kit. Seamless integration for a Prime Cycling experience.
- ✅SHIFTER: Our Bicycle Shifter equipped with Box One Slick Coated Inner Cable, 1 and 2 Piece Pull Lever, and seamless navigation of up to 3 gears per shift. The lightweight hinged clamp, machined with a die-cast top shell, guarantees unmatched precision for a standout ride.
- ✅REAR DERAILLEUR: Conquer tough terrains with our 9 Speed Derailleur, crafted for aggressive landscapes. It features an adjustable Tri-Pack Limited Slip Clutch, durable 3D forged linkages, a carbon-nylon composite knuckle, and Pivot-Tech Cable Stay for a rugged, reliable ride.
- ✅CASSETTE: Improve your ride with our 9 Speed Cassette, ultra-wide ratios and consistent progression. The steel lightweight unibody, alloy internal support disc. Designed for peak cycling, compatible with HG Freehub Bodies.
- ✅CHAIN: Our 9 Speed Chain sets the standard with durable dual-coating DLC & Nickel Protection, hardened solid pins. Whether wide or narrow chainring, it delivers unmatched strength. The black connecting link adds style to rugged durability, making it a standout choice.
- ✅SHIFT CABLE & HOUSING KIT -Our Box One Shift Cable & Housing Kit is the easiest way to get silky smooth and consistent shifts on any drivetrain. Compatible with 12, 11, 10, 9, and 8 speeds. Inner Cable 2100mm, 4mm Housing 2000mm, Prepared with silicone grease, 1.8mm Cable End Crimps, 4mm Sealed Short Ferrules. This kit is a combination of our best performing Cable Housing and Slick Coated Stainless Steel inner cable
Full Specifications
| Brand | Box |
|---|---|
| Color | Black |
| Material | Alloy Steel |
| Mount Type | Braze-On Mount |
| Model Number | 2H-C7II-MFJD |
| Material Type | Alloy Steel |
| Mounting Type | Braze-On Mount |
| Item Type Name | 11-50T X-Wide Multi-Shift Groupset |
| Number of Teeth | 50 |
| Case Material Type | Alloy Steel |
| Included Components | Cassette, Chain, Rear derailleur, Shift Housing Kit, Shifter |
| Warranty Description | Limited Lifetime |
| Manufacturer Part Number | 2H-C7II-MFJD |
Ready to buy?
Box One/Two Prime 9 X-Wide 11-50T Range Multi Shift Drivetrain Cycling Groupset Shifter Rear Derailleur Bike Cassette Chain Shift Cable & Housing Kit is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-04-23. Price and availability subject to change.
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