Fits some Boardman, Co-op, Hercules, Marin and Kellys Compatibility - Boardman: Comp HT 650b - 2014 / CX Team, Comp - 2014 / CXR 9.0 QR - 2014-2015 / HT Pro - 2012 / Hybrid Comp Fi - 2014 Boardman: Hybrid Pro - 2014 / Hybrid Sport - 2014 / Hybrid Sport - 2013-2014 / Hybrid Team - 2014 / Hybrid Womens Fi - 2014 Boardman: MX Comp - 2014 / MX Sport - 2014 / MX Sport Womens Fi - 2014 CO-OP: CTY 2.2 - 2017 Hercules: Sonic - 2015 Kellys : Phanatic 50 � 2015 / Phanatic 90 � 2015 / Phutura 10 � 2015 / Physio 50 - 2015 Marin : San Rafael DS3 - 2014 Note: This dropout is very similar to Dropout-261, look carefully at the machined cutout on this hanger and Dropout-261 to determine which hanger fits your frame #243UPC/EAN/GTIN: 811079021779