This is Sram's NX Eagle™ Groupset. The NX Eagle groupset brings the performance from the top of the line XX1 Eagle groupset to a bigger variety of riders. This complete groupset includes; trigger shifter, rear derailleur, crankset, cassette, and chain. 
 
NX Eagle Trigger Shifter:
The NX Eagle Trigger Shifter features ZeroLoss technology which means when you press the lever to shift, the cable is instantly engaged. Another feature of the NX Eagle Trigger Shifter is its X-Actuation™. X-Actuation retains the shifters sharp and precise shifting across the whole cassette. Sram's MatchMaker™ X Integrated mounting system allows you to mount this shifter on Sram brake levers.
 
NX Eagle Rear Derailleur:
This Sram NX Rear Derailleur features the X-Horizon™ 1x-specific design with the X-Sync™ 14-tooth lower pulley wheel to help make the smooth shifting and pedaling feel that the Eagle line is known for. Another feature of this rear derailleur is it's Roller Bearing Clutch™. The Roller Bearing Clutch eliminates chain slap and increases drivetrain stability. Also, with Cage Lock™, wheel changes are made easy by pushing the cage forward and locking it in place.
 
NX Eagle Rear Derailleur:
This Sram NX Rear Derailleur features the X-Horizon™ 1x-specific design with the X-Sync™ 14-tooth lower pulley wheel to help make the smooth shifting and pedaling feel that the Eagle line is known for. Another feature of this rear derailleur is it's Roller Bearing Clutch™. The Roller Bearing Clutch eliminates chain slap and increases drivetrain stability. Also, with Cage Lock™, wheel changes are made easy by pushing the cage forward and locking it in place.
 
NX Eagle Rear Derailleur:This Sram NX Rear Derailleur features the X-Horizon™ 1x-specific design with the X-Sync™ 14-tooth lower pulley wheel to help make the smooth shifting and pedaling feel that the Eagle line is known for. Another feature of this rear derailleur is it's Roller Bearing Clutch™. The Roller Bearing Clutch eliminates chain slap and increases drivetrain stability. Also, with Cage Lock™, wheel changes are made easy by pushing the cage forward and locking it in place.

NX Eagle Chain:The NX Eagle Chain uses Sram's Flow Link™ technology which reduces friction and noise thanks to its ultra-smooth chain inner-plates. The chain features the PowerLock® link, which is a tool-free way to connect the chain together.