Box Magazine Instructions: Open the lid of the M4 magazine included

System: Non-Blowback

Rotation Limited QD Sockets and anti-Rotation Tabs (Fits Forged Style Airsoft Upper Receivers)

Installs into a standard gearbox as a single assembly and typically does not require any modification to the gearbox

OVERALL LENGTH: 32 " INCHES

MITA Aluminum Magazine Base Plate - Blue Amoeba Box Magazine Instructions: Open theFeatures Precision CNC machined aluminum construction Weather resistant anodized finish High impact durability Adds a competition style look to your magazines Manufacturer: MITA Color: Blue Specifications: Material: Aluminum Compatibility: Elite Force, UMAREX GLOCK and other GBB Pistols w VFC Blowback System SAI BLU, ISSC M22, Lonewolf, ZEV, G&P Custom, P80 and other GBB Pistols w WE Tech Gas Blowback System