5.56x45mm
Showing 625–640 of 792 results
SALE 
Sig M400 TREAD 5.56/.223, 16″ Barrel, SL-K Stock, Midnight Bronze, 30rd
Original price was: $879.99.$554.39Current price is: $554.39.SALE 
Sig M400 Tread AR-15 Carbine 223/5.56 16″ Barrel Optic Ready 30rd Mag
Original price was: $849.99.$535.49Current price is: $535.49.SALE 
Sig M400 Tread Coil 223/5.56 NATO 16″ SS Barrel, Magpul SL-K Telescoping Stock
Original price was: $1,199.99.$755.99Current price is: $755.99.SALE 
Sig M400 Tread Used .223/5.56, 16″ Barrel, Vortex Spitfire, Extra Stock, Black, 30rd
Original price was: $939.99.$592.19Current price is: $592.19.SALE 
Sig M400 VTAC 5.56/223 16″ Barrel, QD Flash Hider, Sling and Case 30rd Mag
Original price was: $1,499.99.$944.99Current price is: $944.99.SALE 
Sig MCX Patrol Hybrid Carbine 5.56/223 16″ Barrel Aluminum KeyMod Handguard Folding Stock 30rd Mag
Original price was: $1,233.29.$776.97Current price is: $776.97.SALE 
Sig MCX Patrol Rifle 5.56/223 16″ Barrel Folding Stock 30Rd Mag
Original price was: $1,849.89.$1,165.43Current price is: $1,165.43.SALE 
Sig MCX Rattler SBR 5.56/.223, 5.5″ Barrel, 30rd, PDW Stock, Black, All NFA Rules Apply
Original price was: $2,499.99.$1,574.99Current price is: $1,574.99.SALE 
Sig MCX SBR, 5.56, 11.5″, 30rd, Black, Folding Stock
Original price was: $1,436.19.$904.80Current price is: $904.80.SALE 
Sig MCX Virtus 5.56 NATO, SBR, 11.5″, Elite Concrete, M-LOK, 30rd Mag, NFA RULES APPLY
Original price was: $1,979.99.$1,247.39Current price is: $1,247.39.SALE 
Sig MCX Virtus 5.56 NATO, SBR, 11.5″, FDE, M-LOK, 30rd Mag, NFA RULES APPLY
Original price was: $1,979.99.$1,247.39Current price is: $1,247.39.SALE 
Sig MCX Virtus Patrol 5.56mm 16″ Barrel M-LOK Handguard Folding Stock Flat Dark Earth 30rd Mag
Original price was: $1,999.99.$1,259.99Current price is: $1,259.99.SALE 
Sig Sauer M400 Elite *CO*, 5.56/.223, 16″ Barrel, 15rd, Titanium Cerakote
Original price was: $1,149.99.$724.49Current price is: $724.49.SALE 
Sig SigM400 Enhanced Patrol 5.56/223 16″ Barrel Flip-Up Sights MOE Forend/Grip 30rd Mag
Original price was: $1,055.69.$665.08Current price is: $665.08.SALE 
Sig SigM400 Enhanced Patrol AR-15 5.56/223 16″ Barrel Flip-Up Sights MOE OD Green 30rd Mag
Original price was: $1,055.69.$665.08Current price is: $665.08.SALE 
Sig Silencer SRD556 5.56×45, Stainless, 1/2X28, Black
Original price was: $518.29.$326.52Current price is: $326.52.