New Frontier Armory AR-40/10 Standard .40 S&W / 10mm BCG (Glock Compatible)

The New Frontier Armory AR-40 .40 S&W Bolt Carrier Group is proudly MADE IN THE USA by hard working American men and women. Features: US Made 8620 steel with black nitride finish Ramped carrier to work with both 9mm and standard AR hammers Precision milled for use with Glock style lower receivers M-16 cut for use in transferable full auto MG's, dealer post sample MG's or other legal machine guns (ALL BATFE RULES APPLY) This bolt can also be used in a large frame lower to run 10mm DISCLAIMER: "GLOCK" is a federally registered trademark of GLOCK, Inc. and is one of many trademarks registered by GLOCK, Inc. and GLOCK Ges.m.b.H. Neither AR15Discounts nor this site are affiliated in any manner with, or otherwise endorsed by, GLOCK, Inc. or GLOCK Ges.m.b.H. The use of any "GLOCK" trademarks on this page is merely to advertise the sale of pistols, parts, components or accessories that are compatible with GLOCK pistols. For genuine GLOCK, Inc. and GLOCK Ges.m.b.H. products and parts visit www.glock.com