AR-15 Modern Series Barrels 5.56MM
Barrel Weight: 20.5 Oz
Cartridge: AKK_5.56 mm Nato
Contour: Government
Finish: QPQ
Gas System Length: Carbine
Length: 11.5''
Make: AR-15
Make/Model: AR-15
Muzzle Threads: 1/2-28
Twist: 1-7
Manufacturer: Ballistic Advantage
Model:
Chambering: The barrel is chambered for the 5.56x45mm NATO cartridge. This chambering is versatile and widely used in AR-15 platforms.
Material: AR-15 barrels are commonly made from various materials, with stainless steel and chrome-moly steel being popular choices. The choice of material can affect factors like weight, durability, and heat resistance.
Length: Modern Series barrels may come in different lengths, such as 16 inches, 18 inches, or 20 inches. The length can impact factors like maneuverability, velocity, and overall rifle balance.
Twist Rate: The twist rate of the barrel refers to how many inches the rifling takes to complete one full revolution. Common twist rates for 5.56mm barrels include 1:7, 1:8, and 1:9. The twist rate is essential for stabilizing different bullet weights.
Gas System: AR-15 barrels may have various gas system lengths, such as carbine, mid-length, or rifle-length. The gas system length can impact the cycling of the rifle and perceived recoil.
Finish: Barrels may come with different finishes, including phosphate, nitride, or stainless steel. These finishes provide corrosion resistance and contribute to the barrel's aesthetics.
Profile: Modern Series barrels often have various profiles, such as government profile, pencil profile, or heavy profile. The profile affects the weight and balance of the rifle.
Muzzle Device Compatibility: The barrel may have threading at the muzzle for attaching a muzzle device, such as a flash hider or muzzle brake.
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