5.56 NATO
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BC-15 5.56 NATO Complete Upper Assembly, 20" Black Nitride Heavy Barrel, 1:7 Twist, Rifle Length Gas System, Rifle Length HandguardSpecial Price $294.95 Regular Price $414.99
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BC-15 5.56 NATO Complete Upper Assembly, 10.5" Parkerized Contour Barrel, 1:7 Twist, Carbine Length Gas System, Standard HandguardSpecial Price $229.95 Regular Price $319.99
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BC-15 5.56 NATO Complete Upper Assembly, 20" Parkerized Heavy Barrel, 1:7 Twist, Rifle Length Gas System, Rifle Length HandguardSpecial Price $279.95 Regular Price $389.99
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BC-15 5.56 NATO Complete Upper Assembly, 20" Black Nitride Stainless Heavy Barrel, 1:8 Twist, Rifle Length Gas System, Standard HandguardSpecial Price $303.95 Regular Price $424.99
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BC-15 5.56 NATO Complete Upper Assembly, 20" Black Nitride Contour Barrel, 1:8 Twist, Hammer Forged, Rifle Length Gas System, Rifle Length HandguardSpecial Price $274.95 Regular Price $384.99
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BC-15 5.56 NATO Complete Upper Assembly, 20" Black Nitride Government Barrel, 1:8 Twist, Hammer Forged, Rifle Length Gas System, Rifle Length HandguardSpecial Price $294.95 Regular Price $414.99
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BC-15 5.56 NATO Pistol, 7.5" Parkerized Contour Barrel, 1:7 Twist, Pistol Length Gas System, 5.3" M-LOK RailSpecial Price $330.95 Regular Price $464.99
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BC-15 5.56 NATO Pistol, 7.5" Parkerized Contour Barrel, 1:7 Twist, Pistol Length Gas System, 5.3" M-LOK Rail, BraceSpecial Price $400.95 Regular Price $579.99
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BC-15 5.56 NATO Pistol, 7.5" Stainless Contour Barrel, 1:7 Twist, Pistol Length Gas System, 5.3" M-LOK Rail, BraceSpecial Price $408.95 Regular Price $594.99
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BC-15 5.56 NATO Pistol, 10.5" Parkerized Contour Barrel, 1:7 Twist, Carbine Length Gas System, 10" M-LOK Rail, BraceSpecial Price $411.95 Regular Price $599.99
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BC-15 5.56 NATO Pistol, 4.5" Parkerized Heavy Barrel, 1:7 Twist, Micropistol Length Gas System, 4" M-LOK Rail, Micro Flash HiderSpecial Price $381.95 Regular Price $534.99
5.56 NATO is one of the most popular and versatile calibers in the Western world. Known for its lightweight design, low recoil, and reliable performance, the 5.56x45 NATO is widely used in both military and civilian applications, including self-defense, target shooting, and varmint hunting. Closely related to the .223 Remington, both calibers are known for having the most affordable and widely available ammunition. At Bear Creek Arsenal, you can find your ideal 5.56 rifles, pistols, uppers, barrels, and 5.56 ammo, all engineered for superior accuracy and performance at an unbeatable price!