MDRX Piston head O-ring (x5)
MDRX Complete O-ring set (Complete)
MDRX 16″ Handguard (FDE)
MDRX 16″ Handguard (BLK)
TAC/MDRX Replacement magazine follower (x5)
Control board jumpers (x5)
MDRX Pistol Grip (FDE)
MDRX Pistol Grip (BLK)
MDRX Trigger board (Semi only)
MDRX Trigger board Semi/Full
MDRX Cylinder end
MDRX Cylinder 100%
Motor – High torque motor short axis
MDRX Replacement screw set (Gearbox only)
MDRX Replacement screw set (except Gearbox)
MDRX Cylinder head with nozzle (Version 2 - 2023 updated model)
MDRX Nozzle assembly
MDRX Hop Up unit
MDRX Gear set 18.1 (Version 2 - 2023 updated model)
MDRX Anti-reversal
MDRX Spring guide
MDRX Electronic Control Unit (Version 2 - 2023 updated model)
MDRX Piston (16 teeth)
MDRX Piston head (Version 2 - 2023 updated model)
