Shimano Altus Smart Cage Rear Derailleur 7/8-Speed Road;Wheels + Tyres Pretreated with KMC’s GO WAX

Pretreated with KMC’s GO WAX at the factory

Streamlined Design: Achieve a clutter-free handlebar setup by combining your computer and light into one cohesive unit

but not suitable for use on silicone-based rubber

Unlike other wax-based chain coatings that may shed excess surface wax

the lightest lever feel and has the most seamless integration of any mechanical drop bar remote

Shimano Altus Smart Cage Rear Derailleur 7/8-Speed Road;Wheels + Tyres Pretreated with KMC’s GO WAXSHIMANO ALTUS Rear Derailleur SMART CAGE 7 8 speed The SHIMANO ALTUS M310 Smart rear derailleur has a Wide Link design for increased rigidity and precise shifting. Features Wide Link design for more rigidity and precise shifting Advanced light action 13 13T pulley (RD M360) MegaPulley (RD M310) Oversize 15 teeth tensioner and 13 teeth guide pulleys reduce noise and wear SMART CAGE pulley plate (RD M310) Total capacity: 43T Color options: Black, Silver