Box Components PRIME 9 Two/three Drive Train Derailleur Shifter Cassette Chain

Brand new, Box Components drive train PRIME 9 Drive train Combo Box Two / Box Three Box two shifter with hinged clamp and inner cable, derailleur with clutch and pivot tech arm and 126 link chain BOX three cassette 12-50 tooth, HG spline Brand new, great way to upgrade your 3×8 bike to a wide ratio 1×9 system. Sold as is, be sure it fits before you buy