HK Army Alpha Air Carbon Fiber Tank w/ HP8 Reg - 77ci / 4500psi (Graphite) UMP45 Full length top rail for

Full length top rail for optics and front rail system for tactical accessories

Check out Gambit's Guide:

(1) 28 rounds Magazine

the Reflex Backpack offers four different areas for the HPA tank hose to route through

HK Army Alpha Air Carbon Fiber Tank w/ HP8 Reg - 77ci / 4500psi (Graphite) UMP45 Full length top rail forOur lightest air system ever. The HK Army Alpha Air System sets a new standard for lightweight performance in the paintball and airsoft industry. Engineered to be the lightest carbon fiber wrapped bottles ever released by HK Army, these tanks redefine weight and size without compromising on capacity. With a compact design that is smaller than other comparable tanks on the market, Alpha Air maximizes air storage without the need for oversized bottles.