M4A1 Carbine is the Carbine version of the M16A2 Rifle which with 80% parts commonality. It has a 14.5 inch barrel, allowing its user to better operate in CQC (Close Quarters Combat). It is heavily used by the US Military and slated toeventually replaced the M16 rifle for most combat units in US army.

– Comes with 14mm CCW Flash Hider
– Comes with Metal 355mm outer barrel with front sight
– Comes with Metal Frame with marking
– Comes with Metal 180mm Metal Picatinny Rail System Handguard and outer barrel clamp
– Comes with Standard 20mm rail on the upper frame for rail attachments
– Comes with Z System Bolt Lock Function (Bolt hold when magazine is empty)
– Bolt have new design include 2 pieces bolt structure , piston absorber and friction relief bolt-roller
– Comes with Polymer 6 Position Extendable Buttstock
– Adjustable hop up system
– Comes with 35 bb Gas Magazine