GANOPPER 104BCD Narrow Wide Chainring, For 9/10/11 Speed Cranks <br><br> SPECIFICATIONS:<br><br> Material: Machined 7075 T6 aluminum<br><br> Finish: Electroplated finishes<br><br> Color: Electroplating colour <br><br> Range: 30T,32T,34T,36T,38T<br><br> Shape:Round<br><br> Compatibility: 9/10/11 speed<br><br> Size/BCD: 104BCD<br><br> Weight: 31g(30T),42g(32T) 53g(34T) 59g(36T),74g(38T)<br><br> Package Included:<br><br> 1*104BCD Narrow Wide chainring<br><br> Feature:<br><br> 1.The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.<br><br> 2.Larger wide tooth design provides maximum ring durability and drop performance<br><br> 3.Super durable and light weight<br><br> 4.Excellent Fit and Great Value<br><br> 5.Easy to install and fits perfectly the 104mm bolt pattern<br><br> One Year Warranty and 100% Money Back Guarantee.<br><br> Installation Notes: :<br><br> 1.This chainring's BCD(bolt circle diameter) is 104mm. <br><br>Before submiting the purchasement, please make sure that your crankset's BCD is 104mm,otherwise they won't fit.<br><br> 2.Most of the cranksets from SHIMANO and SRAM will fit. For cranksets from other brands, please check on the diameter first.<br><br> 3. 30T rings have integrated shims and chainring bolt threads to allow the smallest ring size possible on a 104 PCD crank.<br><br>