G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Chromic Coating, Set A) reinforce push pin

G&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Chromic Coating, Set A) reinforce push pinG&P WA M4 GBB Negative Pressure Roller Bolt Carrier (Chromic Coating, Set A) Inside (PA) Outside (Chromic Coating) For WA G&P M4A1 Series Come With 2x Polymer Nozzle Set ( Negative pressure operated blowback system ) Design For Replace The Original Bolt Carrier SKU GP WP205A Item Weight (gram) 203 Major Color Silver Built Material Inside (PA) Outside (Chromic Coating) Manufacturer G&P Disclaimer NOTES: Self Installation & Modification (e. g. Sanding)

achieving a secured and accurate hold to the system

Semi / Fully Automatic shooting mode

¡ñ Magazine shell

visible ejection port will always help

This new product has two power systems

Key MOD Grip Panel (LONG) Type B  CNC Machined G10 Fiberglass Construction  Made Specifically for the Keymod system handguard  Ultra Slim and from an good handle feeling

functional approach to a high incident tactical uniform

especially with an AEG power upgrade

Power Source: Green Gas

meticulously aligned bearing inserts

Gusseted crotch

(22-Oct-2014 Update) The first round Wire Cutter Rail has been running out