Alpha Parts 13.5" High Precision Barrel Set for Systema PTW M4 Net-Weight-(g)_104 Please do make note that

Please do make note that these are just headsets and need to be combined with Z Tactical PTT units and radios to form a complete set

It also features a quick-drying fabric and very comfortable to wear in all weather conditions

Low Carbon Steel Construction

PA66 + GF Polymer Construction

First Factory M4 Custom Ambi Bolt Catch for M4 Standard/ Next Gen AEG Rifle

Alpha Parts 13.5" High Precision Barrel Set for Systema PTW M4 Net-Weight-(g)_104 Please do make note thatAlpha Parts 13. 5" High Precision Barrel Set for Systema PTW M4 Include Inner Barrel, Outer Barrel, Gas, Gas Block, Gas Tube and Hop Up Chamber Suitable for Systema PTW M4 Series Airsoft Rifle