Brand : VFC / Umarex

Material : High-Impact Fiber-Reinforced Polymer

Compatible with : Umarex / VFC UMP45 GBB Series (Gen 1 & Gen 2 Platforms)

Weight : Approx. 10g

System : Gas Blowback (GBB) / Green Gas & Top Gas System

This VFC UMP45 #1-05 Component is a factory original replacement internal part engineered specifically for the Umarex / VFC UMP45 GBB SMG series. Precision-molded to exact factory schematics (Part #1-05), it replaces worn, chipped, or damaged internal bolt/nozzle assembly components to maintain structural integrity. Crucial for smooth loading and consistent gas flow, it ensures flawless feeding, proper nozzle tracking, and reliable bolt cycling during high-rate-of-fire operation