The gun is a 1:1 scale replica of a real M4 and features authentic Colt trademarks on the receiver.
20g BBs). Features: 1:1 Full Size Replica Semi/fully automatic M4 replica Full metal gear box, Gears Metal One Piece Outer Barrel, Fire Select Metal Top Rail, Charging Handle, Magazine Release Full trademarks Adjustable stock High torque motor Weaver/Picatinny rail Adjustable hop-up 6 Position Adjustable Stock Colt M4 CQB-R Airsoft AEG, Tan 6mm.An adjustable hop-up unit also lets you hone the accuracy on all of your long distance shots.