SRAM 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 durability

SX 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 crisper shifting and quieter operation

Cage Lock offers discovery-level riders easy trail side wheel removal