SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1 Stock Item:Default Title 3M™ reflective strip for increased

3M™ reflective strip for increased nighttime visibility

Steady High mode: 300 lumens for 1:30 hours

under your seat

Mass inertia Variable up to 125 kg2) (275 lb)

Speeds 2 Speed Weight 69g Outer Cage Material Aluminium Inner Cage Material Steel Finish Falcon Grey and Black Anodized   FEATURES

SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1 Stock Item:Default Title 3M™ reflective strip for increasedSRAM BLACKBOX CERAMIC HYBRID BEARING PULLEYS XX1 Upgrade your XX1 rear derailleur to ceramic bearing pulleys. FEATURES Reduce friction, increase stiffness, decrease weight, and add durability Grease is optimized for low friction and maximum longevity Comes with 10 ml syringe