VFC Gas Tube For M4 GBB/ AEG Airsoft (210mm)

Key Feature Metal Construction Airsoft Gas Tube Design For Replace the Original Airsoft Parts Suitable For Umarex (VFC) M4/ MK18 AEG/ GBB Airsoft Rifle Also fit for VFC AEG/ GBB (With Barrel Length between 10.5 to 14.5-inch)