G&P - MK18 MOD 0 Metal Body for Marui M4/M16 AEG Series (Type B) Camera Adaptor This kind of finishing remove

This kind of finishing remove burrs and other surface flaws

To build a tight & durable gearbox  This reinforced Spring Guide replace the original Stock Spring Guide of Airsoft AEG  This spring guide with Ball Bearing is designed to minimize the load for the motor caused by the spring tension  Especially important for upgraded AEG to install this  It also makes spring effectively spring back  Backstop is specially equipped with Ball Bearing to prevent Spring Tension build-up during Full Auto Shooting Mode

It comes with 6 AK Magazine Shingles

Suitable for KSC/KWA MP9 GBB series with foregrip or bottom rail

Include Parts

G&P - MK18 MOD 0 Metal Body for Marui M4/M16 AEG Series (Type B) Camera Adaptor This kind of finishing removeG&P MK18 MOD 0 Metal Body for Marui M4 M16 AEG Series (Type B) For Marui M4 M16 Series For M4A1 Extended Battery Buttstock (GP416 GP417 GP418) Package Included: New Dust Cover Set, New Bolt Cover, Metal Hop Up Set, Receiver Pin Set and Forward Assist Knob