Angstadt AR-15 .40 Smith & Wesson Complete BCG

When the time comes to design and builds a .40 Smith & Wesson AR-15 upper you don’t want to run into issues fitting parts from a countless number of manufacturers. Often times these “Franken” firearms leave you struggling to find the correct combination of parts in order to even get the gun to run right. Well, those days are over thanks to Angstadt Arms. The Angstadt Arms AR-15 complete colt carrier group is compatible with GLOCK pattern magazines. Additionally, this carrier is compatible with a standard AR-15 hammer, no need to try and search for a specific hammer. The unit is machined from 8620 alloy steel and features a QPQ, Quench Polish Quench, Nitride Black finish. Moreover, if you intend on using this unit with the Law Tactical folding stock adapter it has a removable weight in order to support the Law adapter.