SRAM Force eTap AXS Rear DerailleurWhen SRAM Red eTap came out, it took the cycling world by storm. Riders were able to use electronic shifting without having to worry about those silly cables and junction boxes. SRAM took it one step further with their new drivetrain. The SRAM Force eTap AXS Groupset offers all of the advancements available, including more range, a smoother gear progression, and the simplicity of eTap. The AXS app allows you to be able to personalize the groupset from your smartphone. Hydraulic disc brakes bring the stopping power so riders can ride with confidence. So if you're looking to take your bike's drivetrain to the next level, then you'll love the SRAM Force eTap AXS 1x Groupset.You are currently looking at aSRAM Force eTap AXS Rear Derailleur, a key component to the Force AXS groupset. This 12-speed rear derailleur will offer smooth shifts with outstanding precision.The derailleur is AXS enabled for easy personalization, it isdesigned for both 1x and 2x systems, it capitalizes on X-Range gearing technology for enhanced range and chain management, and it features larger pulleys for improved durability and efficiency.FeaturesSRAM AXS(TM) enabled, allowing easy personalizationOrbit(TM) chain management technology keeps the drivetrain quiet and secureA single rear derailleur for all gearing combinations, including 1x and 2xLarger X-SYNC(TM) pulleys for increased durability and efficiencyCompatible with existing eTap(R) batteries | SRAM Force eTap AXS Rear Derailleur Black, 12 Speed, D1