S&W M&P15 Stripped Lower Receiver 5.56 NATO Blued AR-15 Lower Receiver
★ 4.9 26 owner reviews
$190.89Details

The Spike’s Tactical Spider MK4 complete .223 Remington / 5.56mm NATO lower receiver is built as a semi-automatic AR-15 style foundation with a 6-position collapsible stock setup and a mil-spec buffer tube. It arrives in a black finish and includes the ST-T2 tungsten heavy buffer for reliable operation as part of your assembled AR platform.
Pair this Spider MK4 lower with your preferred upper to build a dependable .223 Remington / 5.56mm NATO AR-15 style rifle setup.
★ 4.9 26 owner reviews
Colt
★ 5.0 4 owner reviews
American Tactical