Box One 11S Rear Derailleur (Matte Onyx) (11 Speed) (Wide Cage) (Clutch)

The BOX One Rear Derailleur is an 11 speed mountain derailleur that was designed for performance with durable 3D forged linkages as a way to greatly improve impact resistance. BOX also incorporated their tri-pack limited slip clutch system to drastically reduce derailleur cage bounce and chain slap.

Features:

• Impact resistance is greatly improved by way of 3D forged construction
• The Tri-Pack limited slip clutch is an advanced chain retention system that provides instant engagement and long-lasting chain dampening through the use of a one-way roller bearing and composite friction plates
• Impact resistant, Pivot-Tech spring loaded cable stay keeps the cable, housing, and you out of harm’s way
• Precision sealed bearing pulleys
• Wide cage fits up to 46T cassette cog, X-wide fits up to 50T
• Not compatible with Shimano direct mount derailleur hangers (requires traditional derailleur hanger)

Specifications:
Speed: 11 Speed
Shifter Compatibility: Box 11-Speed, Shimano Mountain
Shift Mechanism: Cable Actuated
Max. Tooth: 46T (Wide Cage)
Min. Tooth: –
Chain Wrap Capacity: –
Cage Material: Aluminum
Chain Retention: Clutch
Color: Black
Weight: 288g (Wide Cage)