Action Army AAP-01 Black Mamba CNC Upper Receiver - Kit B Redwolf A 20mm Picatinny rail spare

A 20mm Picatinny rail spare part is included with the gun and allows the installation of accessories such as tactical lights

Under Mount Rail: The original USP rail is specific to HK guns

This is all done without sacrificing performance as well since this tiny regulator has a lightning fast recharge rate that is on par with its larger brother the MRS™

Compatible with standard HPA as well as SLP tanks

This allows you to shoot the air tank virtually empty with no performance decrease

Action Army AAP-01 Black Mamba CNC Upper Receiver - Kit B Redwolf A 20mm Picatinny rail spareYet another upgrade for your treasured AAP 01(s) in the form of an aluminium CNC'd solid upper receiver. So, what does it offer? It's solid CNC'd aluminium for a start with a huge picatinny rail along the top and 5 point rail under the front section. The Black Mamba upper receiver also includes iron sights, adjustable at the rear and an extremely cool looking compensator or 'muzzle brake' in Murka speak. The AAP 01 Black Mamba CNC Upper receiver adds