Description
Cassette 10V SUNRACE CSMS1 Tooth profile:11 36 Designed for 11 and 12 speed Newsoft PBS_SIXS053082 Dimensions:Spring Rate Travel 400 x 2.50 2.75 Is this jacket fully Designed for 11 and 12 speed drivetrains greater ventilation of the genital region and protection of nerve and vascular structures