Y5_z_J98_z_3_z_ RD_h_M615 outer plate assembly, black, GS type Shimano Spares Black One size 45246673255_z_5 Parts 45246673255_z_5 Transmissions Spares M615 one size SPRE RDM615 outer plate BK GS Y5_z_J98_z_3_z_ spare Shiamno Simano Shimno Shimnao Shmano