Guarder Stainless Steel Bore-Up Cylinder Head for Version 2 Gearbox Shorty QD 4V Barrel Thread Type Clockwise

4V Barrel Thread Type Clockwise Barrel Thread Diameter 14mm Magazine Capacity 130 Rounds Bullet Type 6mm BB Power (Muzzle Velocity) 380 FPS Auto Firing Rate 700 ~ 850 Rounds per Minute Package Includes G&P CAR-15 Stubby

you can add any kind of stock you wish so long as it able to fit on a GBB M4 as it has a identical system

SureFire Weapon Rail System

The velocity of the pistol stays in 350 – 380 FPS range

Guarder Stainless Steel Bore-Up Cylinder Head for Version 2 Gearbox Shorty QD 4V Barrel Thread Type ClockwiseEssential part for upgrading your Airsoft Electric Gun AEG Bore Up Series upgrade part Increase bore size means greater air capacity & volume for propelling the BB forward Double O Ring Design ncrease the air tightness of the cylinder This is highly recommended upgrade for AEG with lengthened barrel since you need additional volume of air to propel BB out of longer barrel For GUARDER or SYSTEMA Bore Up Cylinder ONLY As always, upgrading AEG require