G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Gold Chromic Coating, Set B) MWS G.I - Length: 190mm

- Length: 190mm

4V Mini Type battery Fit Battery Pack Mini / Handguard (Nickel / Li-Po) Barrel Thread Type Counter-Clockwise Barrel Thread Diameter 14mm Magazine Capacity 300 Rounds Bullet Type 6mm BB Power (Muzzle Velocity) 370FPS Manufacturer King Arms

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Magazine Capacity: 20rds

G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Gold Chromic Coating, Set B) MWS G.I - Length: 190mmG&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Chromic Coating, Set B) Inside (PA) Outside (Gold Chromic Coating) For Bomber GBB CNC Metal Body ONLY Come With 2x Polymer Nozzle Set ( Negative pressure operated blowback system ) Design For Replace The Original Bolt Carrie SKU GP WP206B Item Weight (gram) 205 Major Color Gold Built Material Inside (PA) Outside (Chromic Coating) Manufacturer G&P Disclaimer NOTES: Self Installation & Modification