5.56 mm NATO

KEL-TEC

KEL-TEC RDB BULLPUP 5.56MM 20" BLACK 20RD

COLT

M4 CARBINE 5.56MM 16" M4 A3

COLT

AR-15 A4 5.56MM 20" 30RD

RUGER

RUGER MINI-14 RANCH 5.56 20-SHOT S/S BLACK SYN

COLT

TROOPER M4 CARB 5.56MM 16" M-LOK HANDGUARD

RUGER

RUGER MINI-14 TACTICAL 5.56MM 20-SHOT STAINLESS SYNTHETIC

TROY

TROY Rifles SPC M4A4 5.56MM 14.5" X SERIES ERGO BLACK B5!

TROY

TROY Rifles SPC M4A4 5.56MM 16" X SERIES ERGO BLACK B5!

COLT

M4 CARB MOE SL FDE 5.56MM 16"

COLT

M4 CARB MOE SL BLK 5.56MM 16"

COLT

ENH PATROL RIF 5.56MM 16" 30+1

COLT

M4 CARB 5.56MM 16" QUAD RAIL FRONT & REAR FLIP SIGHTS