Description
Extra-long rear derailleur Box Components Two Prime Chape
The BOX COMPONENTS Prime 9-speed extra-long clevis rear derailleur is a mid-range derailleur dedicated to mountain bikes and EVMs essentially featuring several technologies such as Tri-Pack™ technology, which provides an innovative chain tension spring that significantly reduces derailleur clevis rebound and chain slap. The Tri-Pack™ system also maintains tension for better chain winding Box Components. This technology has proved its worth on one of the world's biggest freeride events, which is the "Red Bull® Rampage".
