SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=11.4018.055.030 Nordic - Closing system: Premium

Nordic - Closing system: Premium velcro strap

Cleat Type SPD-SL/KEO Gender Men Color Grey/Gold Primary Color Grey Closure Double SLW3 Dial Shoe size 39

4130 steel axles heat-treated for strength and with rolled threads for easy assembly

For use with Airtrim cold air mask

SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=11.4018.055.030 Nordic - Closing system: PremiumSRAM 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