G&P MWS CNC Drop-in Trigger Box Set w/ Bolt Release for Marui M4A1 MWS Airsoft GBB

G&P MWS CNC Drop-in Trigger Box Set w/ Bolt Release for Marui M4A1 MWS Airsoft GBB CNC Aluminum Construction Package Include Steel Trigger, Trigger Sear, Hammer & Firing Pin Also Come With Bolt Release Designed for improve the overall trigger feeling and durability of the rifle Suitable For Tokyo Marui M4A1 MWS Series Airsoft Gas Blow Back GBB Rifle Airsoft Guns