Complete Build Kits

S2 Armament proudly offers Complete Build Kits which hold our outstanding Lifetime Warranty.  Boasting quality you would expect from our products, such as our extremely tight tolerance Bolt Carrier Groups, all uppers are hand-assembled and inspected for perfection.  Complete kits also come with our custom Mil-spec Lower parts kits that insure unmatched consistency and reliability.  With every kit you will get a lower parts kit, Complete upper with BCG/Charging handle, buffer tube kit, stock, and Pistol grip.  SIGHTS and a MAGAZINE are INCLUDED making this a truly complete kit that will serve you for a lifetime with any task at hand.  S2 Armament Complete Build Kits are the perfect way to finish any mil-spec lower.

We offer a wide range of Complete kits from 5.56 NATO to .50 Beowulf, and anything in between. If you are in the market for a 7.5″ 5.56 NATO, 8.3″ 9MM, 10.5″ 300 Blackout, or a 22″ 308 on the LR308 platform, we have you covered. S2 Armament is also a custom shop, so if there is something you are on the hunt for feel free to send us a message and we will work with you to build your dream setup.