HOP UP CHAMBER FOR SIG SAUER PROFORCE P320 M17 / M18 GBB PISTOLS 511T Adding to its realism

Adding to its realism

Package Includes: CNC Aluminum Advanced Magazine Release

Ribbed knit cuff with storage loop and pairing clip

Rounded paddle contours to the waistline for a secure

Works with all First Tactical Jump Bags

HOP UP CHAMBER FOR SIG SAUER PROFORCE P320 M17 / M18 GBB PISTOLS 511T Adding to its realismProduct Description Features CNC aluminum chamber construction for improved rigidity and durability TDC (Top Dead Center) hop up adjustment system for more even BB pressure application Enhanced shot consistency and accuracy compared to stock chamber setups Improved air seal performance for more stable FPS output Manufacturer: Maple Leaf