Crusader Steel Outer Barrel for Umarex (VFC) MP5SD GBB reg_KR this metal one give you

this metal one give you rigidity

Getting a set like this for Airsoft is like getting a uniform to play sports or running shorts to go jogging

Quality of BB is important for prolonging the life of your Airsoft Gun *NEVER RE-USE BB as High Quality BB is very sensitive to dirty & mud

CNC T-6065 Aluminum (Hard Anodize processed/ Matte Grey Oxide finish)

nickel plated hammer

Crusader Steel Outer Barrel for Umarex (VFC) MP5SD GBB reg_KR this metal one give youCrusader Steel Outer Barrel for Umarex (VFC) MP5SD GBB Steel Construction Design for Replace the Original Outer Barrel Suitable for Umarex (VFC) MP5 SD Series Airsoft Gas Blow Back GBB Rifle