AR-15 .350 Legend 18" Mid-Length Upper Assembly – 15" Free Float Mlok

.350 Legend Upper: Specs & Features

Upgrade your AR-15 with the .350 Legend 18" Midlength Upper Assembly featuring a 15" Free Float Rail, designed for shooters who demand superior performance and precision. The .350 Legend offers a significant velocity and energy boost, without the need for a specialty bolt, making it an excellent choice for hunters, tactical shooters, and those seeking more power from their standard AR-15 platform.

Key Features:

• Barrel Length: 18" for optimal balance and range, designed to maximize the potential of the .350 Legend cartridge.
• Gas System: Midlength gas system, offering smooth cycling and reduced recoil for improved accuracy and follow-up shots.
• Barrel Profile: M4 Contour for excellent handling and a solid shooting experience.
• Barrel Steel: 4150 CMV for enhanced strength, durability, and resistance to wear, making it ready for long-lasting use.
• Barrel Finish: Parkerized finish for corrosion resistance and durability.
• Twist Rate: 1:16 twist rate for accurate stabilization of .350 Legend rounds.
• Muzzle Thread: 5/8x24, compatible with most muzzle devices such as flash hiders, compensators, or brakes.
• Gas Block: .750 low profile steel gas block, ensuring a stable and efficient gas system.
• Muzzle Device: Includes A2 Flash Hider for flash reduction and recoil management.
• Receiver Material: Constructed from 7075-T6 Aluminum forging for lightweight strength and durability.
• Handguard Type: 15" Free Float Slim Rail made from high-quality aluminum with a hardcoat anodized finish for a secure, customizable platform.

Detailed Breakdown:

• Barrel: The 18" 4150 CMV parkerized barrel is chambered in .350 Legend, offering the perfect combination of power and accuracy. The 1:16" twist ensures precision, and the mid-length gas system helps in reducing recoil and improving the cycling of your firearm.
• Upper Receiver: Made from 7075-T6 aluminum forging, this A3 flat top upper receiver is built to withstand heavy use. It features black hardcoat anodizing for increased durability, and includes a forward assist and ejection port cover for proper functionality.
• Handguard: The 15" Free Float Slim Rail allows for optimal customization, making it easy to attach accessories like grips, lights, and lasers. Its lightweight design adds to the overall handling performance.
• Assembly Ready: Comes fully assembled and ready to mount to your AR-15 lower receiver. BCG and charging handle are not included.

Additional Notes:

• This upper assembly is perfect for those looking to boost their AR-15's performance with the .350 Legend cartridge, providing more power and energy without the need for a specialty bolt.
• Does not include BCG or charging handle (sold separately).
• The 15" Free Float Rail allows for easy customization, and its slim design is great for tactical use, offering a solid and secure mounting platform for accessories.
• Images may not be the exact representation of the product.

FAQ

Will this upper fit my AR-15 lower?

Yes. It fits a standard mil-spec AR-15 lower receiver.

What bolt and magazines do I need?

.350 Legend runs on a standard 5.56 AR-15 bolt carrier group, so no specialty bolt is needed. Dedicated .350 Legend magazines are recommended for reliable feeding.

Is .350 Legend legal for deer hunting?

It is a straight-wall cartridge accepted in many straight-wall deer hunting states. Always check your state's current regulations.

What twist rate does it use?

A 1:16 twist, the standard rate for .350 Legend.

Related: .350 Legend uppers · all AR-15 upper assemblies