Umarex Amoeba AM-005 M4 Airsoft Rifle - Black PCP Tanks The re-imagined bolt and valve

The re-imagined bolt and valve operation delivers a liner force bias ratio

just use the selector switch to select the firing mode and go play

One-piece upper receiver

and is ready for field play

Youth S/M - Front Length 24" - Chest measurement 30"

Umarex Amoeba AM-005 M4 Airsoft Rifle - Black PCP Tanks The re-imagined bolt and valveFeatures: Material: CNC 6063 + Cast Al. Alloy Gearbox Material: Cast Zinc Alloy Type: AEG Fire: ModeFull Auto Semi Auto Safe *Fire Mode can be customized by Electronic Gearbox Programmer Hop Up: Adjustable Micro Switch: Yes Quick Spring Release: Yes Length: 450mm 680mm Weight: 2200g Magazine: 300Rds (6mm BB) Battery: 8. 4v Stick battery Motor: High torque flat motor Nylon fiber folding stock Nylon fiber upper and lower receiver with top picatinny rail