Airsoft Masterpiece Sear Spring M4 and M16 Series Fit for every head size

Fit for every head size with its rear adjustable and wide straps

Colour tone: Black

Glass filled polymer construction

Made to fit any airsoft gun from small SMGs to longer rifles

The KWA M4 Style 460 Round BB Airsoft Speedloader

Airsoft Masterpiece Sear Spring M4 and M16 Series Fit for every head sizeFeatures: High strength spring steel construction Improves trigger break Consistent, light trigger pull For: Tokyo Marui, WE, KJW, Socom Gear, WELL and other Tokyo Marui WE OEM and clone Hi capa series. Compatibility: For WE Tech 3. 5, 4. 3, and 5. 1 Hi CAPA Series Airsoft GBB PistolsMaterial: SteelManufacturer: Airsoft Masterpiece