Box One Rear Derailleur 7 Speed Short Cage
$183.99 Sale • Save
The Box One 7-speed Downhill Rear Derailleur is based on our 11-speed drive-train but has a the signature white short cage and beefed up compact linkages. Other fab features include a fully adjustable Tri-Pack(TM) Clutch, and optimization for an 11-240T cassette. These guys are tuned for the most demanding downhill runs.