APF 5.56 Nato Pistol 2.0 Complete Upper Receiver Armor Black. 56 Nato Pistol 2.0 Complete Upper Receiver. Formulated by using several of the very most strong and dependable components available these AR15 Upper Receivers by APF will provide you with a product that will give you many years of reliability. APF has been developing high-quality merchandise for a very long time and the APF 5.56 Nato Pistol 2.0 Complete Upper Receiver is their very own manner of showing you exactly how much they care. Right here at OpticsPlanet we ensure that it is our responsibility to obtain the most suitable product for all of your requirements and showcasing the APF 5.56 Nato Pistol 2.0 Complete Upper Receiver is one thing that we're pleased to offer. Specifications for APF 5.56 Nato Pistol 2.0 Complete Upper Receiver: Manufacturer: APF Caliber: 5.56x45mm NATO Color: Black Fabric/Material: Aluminum Gun Type: Rifle Package Contents: APF 5.56 Nato Pistol 2.0 Complete Upper Receiver APF UP1056: 5.56 Nato Pistol 2.0 Complete Upper Receiver Armor Black