The 5.56 NATO 10.5" Parkerized M4 Pistol Length Barrel is a high-quality component designed for AR-15 pistol platforms. Here's a detailed breakdown of its features:

• Caliber: 5.56 NATO, ensuring compatibility with a wide range of ammunition.
• Length: 10.5 inches, providing a balance between maneuverability and ballistic performance in close-quarters situations.
• Profile: M4 Contour, offering a versatile balance of weight reduction and durability.
• Twist Rate: 1:7, optimized for stabilizing a variety of bullet weights commonly used in 5.56 NATO.
• Finish: Parkerized, providing excellent corrosion resistance and durability in harsh environments.
• Material: Constructed from 4150 Chrome Moly Vanadium, renowned for its strength and heat resistance, ensuring longevity and reliability.
• Thread Pitch: 1/2 x 28, compatible with a wide range of muzzle devices and suppressors.
• Feed Ramp: M4, ensuring smooth and reliable feeding of cartridges for enhanced reliability.
• Gas System: Pistol length, designed for optimal function in AR-15 pistol configurations, providing sufficient gas pressure to cycle the action reliably.
• Gas Block System: 0.750, compatible with standard gas blocks of the same size, offering flexibility for customization.
• Classification: Pistol Barrel, specifically designed for AR-15 pistol builds, ensuring compliance with relevant firearm regulations.
• Platform: AR-15, compatible with standard AR-15 receivers and components, providing ease of integration into existing builds.
• Threaded: Threaded muzzle, allowing for the attachment of muzzle devices such as flash hiders, compensators, or suppressors, enhancing versatility and customization options.

This barrel combines precision engineering, quality materials, and thoughtful design to deliver optimal performance in AR-15 pistol platforms, making it an excellent choice for enthusiasts seeking reliability and versatility in their firearms.