Inner Barrels

Direct drop in replacement inner barrel and hop up for ARP-9.Hop-up is adjustable..

With this handy tool, you can create a nice ream on your inner barrel after cutting them down.Colors will be given out ramdomly...

If you don't like a visible hop up sitting inside your muzzle/silencer, then this is for you.The hop-up unit sits flush with the inner barrel with the same outer diameter of 9.5mm. This hop-up and inner barrel combo remains hidden inside your outer barrel giving you a realistic look to your blaster ..