Shimano Derailleur Rd-m3100 Sgs Alivio Shadow 9 Speed EAGLE Shield tyre liners protects against

Shield tyre liners protects against punctures from thorns

- Sealed mechanism:

Of all the components that make up a mountain bike drivetrain

and tire lever

When a thorn or piece of glass attempts to penetrate the Shield liner it comes up against a surface that is both hard and elastic

Shimano Derailleur Rd-m3100 Sgs Alivio Shadow 9 Speed EAGLE Shield tyre liners protects againstSHIMANO ALIVIO Rear Derailleur SHIMANO SHADOW RD 9 speed The SHIMANO ALIVIO M3100 rear derailleur delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design. FEATURES: 9 speed Low profile design Total capacity: 45T Max. low sprocket: 36T Adjustment barrel