SRAM 8 Bolt ( 3mm offset) AERO Mountain XX SL Narrow Wide Chainring 28-38T

 Model 28T or 30T or 32T or 34T or  36T or 38T  Colour Black or Silver Made from 7075-T651 Aluminum Alloy Surface coating Anodizing Made with CNC milling Chainring shape Round Compatible cranksets SRAM 8 bolt crank FORCE or RED,not magene crank SRAM X0 XX SL GX crank Weight, grams 66 (28T),72(30T),83 (32T),86 (34T),92 (36T),89 (38T) Offset, mm 3mm (Closer to the frame) Chain compatibility SUPPORT 9/10/11/12 SPEED ORDINARY CHAIN 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 ① boost Frame selection 3mm offset② 142Frame selection 6mm offset③ Choose when you need a large number of teeth, worry about the frame,and expect a cheap price 0mm offset Narr