SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=11.4018.055.030 For use with Airtrim cold

For use with Airtrim cold air mask

Nordic - Closing system: Premium velcro strap

Finger Style Full Finger Gender/Age Unisex Color Jet Black Padding None Size Large Season Warm Weather Insulation Type None Defined Color Black Fabric Weight Light Activity Cycling

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

SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1 MFPN=11.4018.055.030 For use with Airtrim coldSRAM 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