Primary Airsoft HPA to M4 Magazine Adapter for GBB Pistols Valken AEGs  Package size: 90 x

 Package size: 90 x 31

Also features ICS standard spring tension release upon moving the selector into saftey(great on your springs

They also come with a coated lens that provides superior light transmission

Material High Strength Engineering Plastic

Unique top feeding magazine (capacity 50 rounds)

Primary Airsoft HPA to M4 Magazine Adapter for GBB Pistols Valken AEGs  Package size: 90 xPrimary Airsoft HPA to M4 Magazine Adapter for GBB Pistols Lightweight glass reinforced nylon polymer construction with CNC aluminum magazine release Designed to even the playing field when playing airsoft with a pistol as a primary against AEGs with hi cap mags. Allows you to use HPA and M4 AEG magazines on your airsoft pistol Comes pre equipped with a Foster quick disconnect Includes a longer screw with 2. 5mm hex head and new universal feed tube