5.56 mm

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 10-RD CTS106 CA COMP ADJ STK | G13955

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 10-SH CTS106 ST COMP FIX STK | G14208

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 30-SH W/ CTS-106 RED DOT BLK | G14207

Smith & Wesson

S&W M&P15 SPORT II 5.56 RIFLE 10-SHOT BLACK | G12001

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 10-RD CTS106 ST COMP ADJ STK | G14406

Aero Precision

AERO PRECISION AC-15M RIFLE 5.56 NATO 16" BBL BLACK | GAPCR100019

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 10-SH STATE COMPLIANT FIX STK | G13953

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 30-SH 15" HANDGUARD M-LOK BLK | G13807

Smith & Wesson

S&W M&P15 SPORT III 5.56 RIFLE 10-SH 15" HANDGUARD M-LOK BL. | G13952

Smith & Wesson

S&W M&P15 SPORT II 5.56 RIFLE 10-SHOT FIXED STOCK | G12055