Strike Industries Carbine Length Pistol Receiver Extension for M4 GBB Rifle (Dark Earth) Net-Weight-(g)_716 If you want to try

If you want to try Systema high quality AEG series and have confidence to assemble this kit

WE 50rds Drum Magazine for WE Luger P08 (Silver)

Ambidextrous Sling Loops

With Inline MOSFET

Design For Replace the Origainl Parts

Strike Industries Carbine Length Pistol Receiver Extension for M4 GBB Rifle (Dark Earth) Net-Weight-(g)_716 If you want to tryThe Strike Industries Carbine length Pistol receiver extension is designed to be a serious piece of hardware for the end user that isn't willing to accept second best materials for their firearms. While some other brands may consider AR pistols as a range toy, we at Strike Industries believe there is a serious role for AR pistol PDWs, and should have hardware to match. The pistol receiver extension features a supported, anti rotation buffer retaining