HFC Gas Drum Magazine for Marui M9 GBB Pistol (Black) Bearing Gearbox BW-CG-TB815 Manufacturer FMA Major Color

BW-CG-TB815 Manufacturer FMA Major Color Desert Edition Major Built Material ABS Size M/L

Advanced Magazine Feeding System

Ghost Ring rear aperture sight uses the eye's natural ability to center objects in a circle to aid in fast target acquisition

and the Open version goes even further in terms of length and adds a top rail for a C-More sight

To install just remove the old handguards

HFC Gas Drum Magazine for Marui M9 GBB Pistol (Black) Bearing Gearbox BW-CG-TB815 Manufacturer FMA Major ColorSpecification: B Power Source : Green Gas or HPA B Material : Metal B Dimensions : 105 x 22 x85 mm B Weight : 900g B Magazine Capacity : 145 rounds B Gas Refill : 25 seconds B Shots Per Gas Refill : 130 rounds B Recommend BB : 6mm 0. 2g B Come With : 500 Shots Square Bottle