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Dura-Ace BR R9170
• COPERTONCINO - TLR: 1
designed specifically for eBikes with Shimano motors
Round spokes
taking aerodynamic optimization to the next level
Kmc - Catena DLC12 12V Nastri Dura-Ace BR R9170Chains with titanium carbon nitride coating have an extremely hard surface, which reduces friction and wear. As a result, they offer excellent shifting performance and smooth transmission. Treatment: Diamond Like Coating (DLC) Perfect shifting thanks to X Bridge technology Compatible with SRAM or Shimano MissingLink included Size: 1 2" x 11 128" Pin length: 5. 20 mm Weight: 272 g Speed: 12v Number of links: 126 E Bike specific: No Rust resistant: No
