Dropout - No 70

The BMC Dropout - No 70 is designed for 12s standard derailleurs. | SRAM 11 and 12 speeds, SHIMANO 11 and 12 speeds Direct Attachment and CAMPAGNOLO 12 speeds rear derailleurs are compatible with this dropout hanger. | This dropout hanger is recommended with SRAM 12 speeds derailleurs. | Please note that you do need to use the SHIMANO B-link with the dropout No 70.