Please make sure the hanger fits your bike well before place order ! ! ! We strongly recommend you visually confirm your hanger choice with your existing hanger! Please care the price just for 10pc gear hanger!!! Features • CNC machined 6061 aluminum for improved shifting performance and increased durability • Black anodized finish for good looks and lasting finish quality • Mounting hardware included Compatible with the following Cannondale bikes: Derailleur Hangers for Cannondale: F-SI Carbon 2: 2015 F-SI Carbon Black Inc: 2015 F-SI Factory Racing: 2015 F-Si: 2015-17 F29 Carbon 1 & 2 & 3: 2013-15 F29 Ultimate: 2013-15 F29: 2015 Flash 29er: 2011 Flash Alloy 29er: 2012-13 Flash Carbon 29er: 2011 Flash Carbon: 2010-11 Flash: 2011 Scalpel: 2011 Scalpel: 2011-12 Trigger Carbon 26er: 2013 Package Contents: 10pc Bicycle gear hanger with Bolts