The BOX One 11-speed rear derailleur is designed to easily handle cassettes with a wide range of gears while maintaining excellent chain tension. Built with robust 3D forged links, this derailleur can withstand any type of mountain stress. BOX has also integrated its limited-slip Tri-Pack clutch system to drastically reduce cage bounce and chain slap.

Features:

• Compatible with 46T cassettes
• Adjustable tri-pack clutch system
• Durable 3D forged links improve impact resistance
• Pivot Tech cable stop keeps cable and housing safe from damage

Specifications:

Speeds: 11-speed
Derailleur compatibility: Shimano 11-speed
Derailleur mechanism: cable-actuated
Max teeth: 46T (long cage)
Cage material: aluminum
Chain retention: clutch
Color: black