VFC Bolt Carrier for Umarex / VFC HK417 GBB Rifle

VFC Bolt Carrier for Umarex / VFC HK417 GBB Rifle Metal Construction Design for Replace The Origianl Bolt Carrier Set Suitable For Umarex/ VFC HK417 Series Airsoft Gas Blow Back GBB Rifle NOTES: Self-Installation & Modification (e.g. Sanding) is required. Please consult your local gunsmith / expertise for installation advise.