Tapco AR-15 Threaded Stripped Upper Receiver Black. Constructed from premium 7075 T6 aluminum this receiver provides a solid foundation for firearms ensuring reliable operation in any situation. The integrated Picatinny rail offers compatibility with a wide range of optics and accessories allowing for customizable configurations to suit your shooting needs. Specifications for Tapco AR-15 Threaded Stripped Upper Receiver: Manufacturer: Tapco Color: Black Finish: Anodized Fabric/Material: 7075 T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 TAPCO TAP22062 STRIPPED UPPER What firearm models does the manufacturer say Tapco AR-15 Threaded Stripped Upper Receiver is compatible with? The manufacturer suggests that Tapco AR-15 Threaded Stripped Upper Receiver is compatible with AR-15Tapco TAP22062: AR-15 Threaded Stripped Upper Receiver Black