SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=21160 5 Headset Type Integrated SHIS

5 Headset Type Integrated SHIS Lower IS52/40 Material Aluminum S

Full-height lace cover enhances waterproof coverage for dry feet

It does not work without that part

} 80/20 Compartment management

SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=21160 5 Headset Type Integrated SHISSRAM SX Eagle Rear Derailleur 12 Speed Long Cage Aluminum Black B1. The SX Eagle derailleur features the proven SRAM 1x specific X HORIZON design and easily facilitates 11 50t and 10 50t cassette capacity providing quiet consistent performance and durabilitySX Eagle derailleur is your entry point to the SRAM Eagle Ecosystem A full featured Eagle derailleur compatible with the Eagle Colorsystem X SYNC pulley technology provides greater efficiency