ROTOR (6mm offset ) Round Narrow Wide Chainring

Model  38T or 40T or 42T or 44T or 46T  Colour Black  Made from 7075-T651  Surface coating Anodizing Made with CNC milling  Offset 6mm Chainring shape ROUND Compatible cranksets REX 1.1/REX 2.1/3D+XC2/3DF XC2                                  (R-Hawk&R-Raptor interface cannot be used) Weight, grams 88g (38T), 91g (40T), 97g (42T), 109g (44T), 114g (46T) Chain compatibility 10/11/12 ordinary chain   Support paying an extra $10 to customize the same silver color Bicycle shop or dealer contact customer service               PASS QUEST NARROW WIDE CHAINRING Our tooth height achieved 8.5 mm, Increased tooth height improves chain retention  Manufactured using 7075-T651 highly durable aluminum alloy The chamfering design can reduce the weight of the gear plate and make the gear plate more beautiful