Mesa Tactical AR-15 Receiver Extension Tube Black

Mesa Tactical AR-15 Receiver Extension Tube Black. Mil-Spec receiver extentions have a slightly smaller dimension where the stock slides on. These tubes should be used with stocks such as USGI SOPMOD and others that a made to the Mil-Spec size. Specifications for Mesa Tactical AR-15 Receiver Extension Tube: Manufacturer: Mesa Tactical Color: Black Gun Make: AR Platform Gun Model: AR-15 Features of Mesa Tactical AR-15 Receiver Extension Tube Lifetime warranty Package Contents: Mesa Tactical AR-15 Receiver Extension Tube What firearm models does the manufacturer say Mesa Tactical AR-15 Receiver Extension Tube is compatible with? The manufacturer suggests that Mesa Tactical AR-15 Receiver Extension Tube is compatible with AR-15Mesa Tactical 93070: AR-15 Receiver Extension Tube Black