Primary Weapons Systems Mod 2 Complete Upper Features The Primary Weapons Systems Mod 2 Complete Upper is chambered in .223 Wylde a chamber specification designed to deliver improved accuracy with .223 Remington ammunition while retaining full compatibility with 5.56 NATO giving builders flexibility in ammunition selection. The 14.5 inch barrel length offers a balance between maneuverability and ballistic performance suiting a wide range of AR-15 build configurations from home defense to range use. An anodized black finish provides a durable corrosion-resistant surface that holds up to regular handling and exposure to the elements. As a complete upper this assembly arrives ready to mate to a compatible AR-15 lower simplifying the build process for the end user. The M-LOK handguard included with this upper gives builders a direct-attach mounting system for lights foregrips bipods and other accessories without needing separate rail adapters. M-LOK s slim profile also keeps the handguard lightweight and comfortable to grip during extended use. Like all standard AR-15 uppers this assembly ships with a flat-top Picatinny rail for mounting optics giving shooters the flexibility to add a red dot or magnified scope as their build requires. Builders looking for a complete accurate .223 Wylde upper with a modern M-LOK handguard will find this Primary Weapons Systems assembly a strong foundation for their rifle. Primary Weapons Systems Mod 2 Complete Upper Specifications Manufacturer: Primary Weapons Systems Model: Mod 2 Complete Upper Caliber: .223 Wylde Barrel Length: 14.5 Color: Black Finish: Anodized Handguard: M-LOK Compatible Hosts: AR-15 Available At: GrabAGun