Matrix M4 GBB AR-15 w/ Reinforced WA System b2 camo On the A2 you get

On the A2 you get an accessory rail where you can mount your preferred aiming device

2 Magazines

P365X / Holosun 507k X2 (P365X Slide Only)

30 calibers

1911 Remington R1 5" Enhanced | non-rail

Matrix M4 GBB AR-15 w/ Reinforced WA System b2 camo On the A2 you getMatrix M4 GBB AR 15 Gas Blowback Airsoft Rifle w Reinforced WA System (Model: Delta MLOK 9") Features Utilizes the Western Arms gas blowback system ensuring reliable performance with a plethora of aftermarket parts and accessories Injection molded polymer receiver provides rugged durability without the additional weight of a metal receiver Improved gas efficiency, reliable feeding and firing in full auto Adjustable SOPMOD type stock Flat top receiver