All 5.56x45mmThe 5.56×45mm NATO is a rimless bottlenecked intermediate cartridge family developed in the late 1970s in Belgium by FN Herstal.Sort by NewestSort by NameShow All Products.22 Short & .22LR.22 WMR.30 Carbine.30-06 Springfield.308 Winchester.357 Magnum / .38 Special.380 ACP.40 S&W.410 Gauge.45 ACP.45 Colt12 Gauge223 WYLDE300 BLK5.45x39mm5.56x45mm5.7x28mm6 ARC6.5 Creedmoor7.62x39mm7.62x54R mm8.6 BLK9×19mm Luger9x18mm MakarovAmmunitionBeretta FirearmsBolt-Action RiflesBreak-Action RiflesBreak-Action ShotgunsBreakthrough Clean TechnologiesCleaning & CareColt FirearmsConsignment FirearmsCurio & Relic EligibleCustom Gunsmith ServicesCZ-USAGlock FirearmsHeckler & Koch FirearmsHenry Repeating ArmsHolosun Optics & LasersLever-Action RiflesMA Compliant GunsMA Compliant HandgunsMA Compliant RiflesMA Compliant ShotgunsMA Owned 8/01/2024 “Assault Style Firearms”MagazinesMagpul Industries Corp.Mitchell DefenseNFA ServicesNorinco FirearmsPistol Caliber Carbine (PCC)Pre-Ban 9/13/1994 “Assault Weapons”Pre-Ban MagazinesPrecision RiflesPump-Action RiflesPump-Action ShotgunsRemington FirearmsRevolversRock Island Armory FirearmsSemi-Automatic PistolsSemi-Automatic RiflesSemi-Automatic ShotgunsShort Barrel Rifles (SBR)SIG SAUER FirearmsSights & OpticsSmith & Wesson FirearmsSpecials, Sales, and ServicesSpringfield Armory Inc. FirearmsSturm, Ruger & Co. FirearmsTaurus FirearmsTroy Industries FirearmsUsed FirearmsWalther Firearms FDI 5.56x45mm M855 62gr Green Tip; 200rd “Battle Packs” $90.00 Mitchell Defense “Doc” MD-15 $1,750.00 Ruger Mini-14 Tactical; 5.56x45mm; MA OK $1,199.99 Ruger Mini-14 Ranch; 5.56x45mm; MA OK $1,199.99 Magpul 10rd PMAG Gen3; MA OK $19.99 Colt Sporter Match HBAR; .223; w/ Colt Scope $3,899.99 Troy Defense PAR .223; MA OK $899.99 Colt SP1; .223; MA OK; Pre 8/1/24 $3,799.99 Magpul 30rd PMAG Gen3 $19.99 Custom Built AR Pattern Uppers Harrington and Richardson SB2 Ultra; .223 Rem; MA OK $600.00 SIG SAUER P556 Short Barrel Rifle (SBR); 5.56x54mm $1,849.99
