First Factory Trigger Lock Pin for Tokyo Marui Sopmod M4/ M4A1 Next Gen Recoil Shock Series AEG

First Factory Trigger Lock Pin for Tokyo Marui Sopmod M4/ M4A1 Next Gen Recoil Shock Series AEG Trigger Lock Pin Fits for Tokyo Marui SOPMOD M4 / M4A1 Socom (Next Gen) Series Airsoft AEG Recoil Shock Rifle Designed to lock in the trigger preventing it from shifting or coming loose due to heavy use.