Box components Box Two Prime 9 X-Wide 9 speed black rear derailleur Description-Full Service/Rebuild Kit Round overall profile is predictable

Round overall profile is predictable and tracks well while also offering impressive cornering traction

very sharp cutting edges without bevel

Allows the disconnection and connection of the hose multiple times without losing fluid or introducing air into the brake

35″ Schwalbe Rocket Ron with ADDIX SPEED rubber compound

Box components Box Two Prime 9 X-Wide 9 speed black rear derailleur Description-Full Service/Rebuild Kit Round overall profile is predictablePrime 9 Technology is a counter intuitive philosophy based on the less is more theory it embraces range without adding complexity. Intended for use with Box Components` Prime 9 speed group not compatible with other 11 50 cassettes. Same functions as the Box One Prime 9 derailleur with more affordable materials. Glass fiber nylon composite steel aluminum alloy. Tri Pack limited slip clutch. Forged inner and outer cage. Pivot Tech cable stay. Precision