SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=21160 Rail on the side to

Rail on the side to easily slide it in your car

Misc Ti Bolts

} 80/20 Compartment management

This 94 BCD 5-bolt ring will serve all your Vintage crankset and Surly OD crankset needs

SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=21160 Rail on the side toSRAM 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