SHIMANO (3mm offset) AERO Round Narrow Wide Chainring

Model 28T or 30T or 32T or 34T or  36T or 38T  Colour Black /Aluminum White Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Chainring shape Round Compatible cranksets  Shimano -Direct Mount (XTR M9100/9120/9125/9130、XT M8100/8120/8130、SLX M7100/7120/7130、Deore M6100/6120/6130、MT900、MT610) Weight, grams 63(28T),71(30T),78 (32T),81 (34T),91 (36T),93 (38T) Offset,  3mm Chain compatibility Standard or 9/10/11/12 speed  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