G&P CNC Aluminum Drop-in Flat Trigger Box Set with Bolt Release For Tokyo Marui MWS GBB

G&P CNC Aluminum Drop-in Flat Trigger Box Set with Bolt Release For Tokyo Marui MWS GBB CNC 6061 Aluminum Construction Airsoft Trigger Box Set Internal parts made of stainless steel Package include Trigger, Sear, Hammer, Firing Pin, Selector pin, Bolt Release Features adjustable hammer spring strength and adjustable trigger Allows users to fine-tune their airsoft rifle's performance for outdoor and CQB skirmishes Easy installation as a drop-in fit, but some technical skills may be required Suitable For Tokyo Marui MWS M4 Series Airsoft Gas Blowback GBB Rifle