Pay in 4 interest-free payments of $43.75 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
15% reclaimed carbon fiber
Suitable for most bikes
No "lost" travel before the cable engages the shifting pawl
Last but not least
Zero Loss Travel
SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1 WARMERS 15% reclaimed carbon fiberSRAM 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
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