G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Gold Chromic Coating, Set B) MWS G.I Length: 162mm

Length: 162mm

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

DYTAC Night Stalker M4 CQB Combat AEG (Black)  High Performance Assembled Electric Powered Airsoft AEG Rifle  Fully/Semi Automatic Shooting Mode  500A Style Handguard with Built-in Flash Light  Aluminum Body

Gearbox Inside Spring Set

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G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Gold Chromic Coating, Set B) MWS G.I Length: 162mmG&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