HKP HK 53/51 (5.56 / .223) Urbach Style 8 inch Fluted Barrel Extension - Threaded 15x1 RH

Original 8& long, fluted barrel extension that is used to get the overall barrel length of a 51, 53 barrel past 16& as required by law. Perfect for those that want to use an 8& barrel and have the legal length required (16&). The barrel extension can also be used to add a custom look to your HK build. Each barrel extension if threaded 15 X 1 RH can be screwed onto to your HK barrel and then blind pinned in place with the provided blind pin. Made from ordnance grade steel. 

*Will NOT fit 5/8 X 24 barrels