5.56x45mm NATO Rifles

Sig Sauer MCX 5.56 NATO 11.5" PDW Semi PCB M-LOK CO Compliant Rifle w/(1) 15rd Mag PMCX-11B-TAP-CO

Sig Sauer SIGM400 SDI 5.56 NATO Semi-Auto 16" (1) 30rd Rifle RM400-SDI-16B-VTAC

Sig Sauer PM400 5.56 NATO 11" ELITE 30RD PM400-11B-E-TI

SIG SAUER M400 RIFLE PRO RIA 5.56 NATO 16IN BBL FLD SGTS FDE TELE STK AL MLOK HG 30RD MAG

SIG SAUER M400 Tread 5.56 NATO 16" 30rd - Black

SIG SAUER MCX RIFLE PATROL RIA 5.56 NATO 16IN BBL LOCK SGTS FDE FOLD TELE STK AL MLOK HG 30RD MAG

Sig Sauer SIGMCX 5.56 NATO 16" Semi-Auto Concrete Folding Stock (1) 30rd Mag RMCX-16B-TAP-P-R

Sig Sauer MCX 5.56Nato 11.5" FDE with Tele-Fold Stock RMCX-11B-TAP-FDE-SBR

Sig Sauer MCX Patrol 5.56mm Semi-Automatic Rifle with Folding Stock and Sights (LE) (Law Enforcement/Military Only)

Sig Sauer MCX 5.56Nato 11.5" Tele-Fold Stock RMCX-11B-TAP-SBR

Sig Sauer M400 Elite TI 5.56 Nato 16" w/ Red Dot Rifle

Sig Sauer SIGM400 5.56 Nato 16" 30 RD Magazine Red Dot

Sig Sauer SIGMCX 5.56 Nato 16" Patrol FDE 30 RD Magazine

Sig Sauer SIGMCX 5.56 Nato 11.5" FDE Semi 30 RD Magazine

SIG SAUER M400 5.56 NATO 30rd PL Mag 11.5" PDW Bronze

Sig Sauer MCX 300 Blackout Semi Automatic Rifle with 5.56mm NATO Barrel

Sig Sauer MCX 5.56mm NATO Carbine with Folding Stock

Sig Sauer MCX 5.56 NATO Pistol PMCX-9B-CF-PSB

Sig Sauer SIG716G2 Patrol ODG R716G2-16B-P-ODG

Sig Sauer MCX 5.56 NATO Alum RMCX-16B-CAL-P

Sig Sauer MCX 5.56 NATO Carbon Hguard RMCX-16B-CCF-P

Sig Sauer MCX .300 BLK 5.56 Conv Kit RMCX-300B-16B-CAL-P-CKIT

Sig Sauer SIG556XI Standard 5.56mm Rifle (LE) (Law Enforcement/Military Only)

Sig Sauer M400 B5 Series Gray 5.56mm Carbine Rifle