In Depth Look at SRAM's 2013 Type 2 Derailleurs and Grip Shift - Mountain Bike Action Magazine
SRAM Cage Lock- new bike with SRAM XO derailleur, muddy day so was washing things off and this little piece went flying. Discovered it's the cage lock, cool feature but it's ridiculously
Amazon.com : SRAM GX Type 2.1 10-Speed Long Cage Rear Derailleur Black : Sports & Outdoors
Sram XX1/X01 Eagle Type 3 Cage Lock, Black | Bikeinn
SRAM XX1 Rear Derailleur Medium Cage 11 Speed Black/Red
SRAM NX EAGLE REAR DERAILLEUR 12SPEED Long CAGE Eagle™ ecosystem-engineered mounting system and CAGE LOCK™ positioning - AliExpress