A locking rear butt-plate slides open to expose compartments that hold cleaning kit components

The Combat Reflex Sight is set at the proper AR-15 height to co-witness the Dot Reticle with your Iron Sights

and two select-fire modes

Thanks to this you will always know how many BBs have been shot from the magazine

Flip-up sights

SS Airsoft Custom HPA G&G ARP9 Sky Demon w/ PolarStar Jack lancer A locking rear butt-plate slidesSS AIRSOFT Custom Built HPA airsoft rifle. We build some of the best custom HPA airsoft replicas you will find on the market. All weapons are test fired ,tuned and adjusted to work perfectly right out of the box. This item has been custom installed here at SS Airsoft. Includes, Gun, and Polarstar Jack red dot igl SS Custom HPA Build Blue ARP 9 G&G Airsoft ARP 9 Sky UTG Super Slim Vertical Foregrip, M LOK Lancer Tactical Red & Green Dot Cantilever