10.5″ 7.62x39 Medium Carbine M-LOK Upper Assembly - 28240

Discover the ultimate blend of compact power and precision engineering with the 10.5″ 7.62×39 Medium Carbine M-LOK Upper Assembly. Designed for enthusiasts seeking reliable performance in a short-barrel configuration, this upper delivers the hard-hitting punch of 7.62×39 ammunition while maintaining the versatility of the AR-15 platform. Whether you’re building a defensive pistol or a custom carbine, this assembly ensures seamless integration and flawless operation right out of the box.

Key Features

• Mil-Spec Forged Upper Receiver: Crafted from high-quality 7075-T6 aluminum for exceptional strength and durability, providing a solid foundation for your build.
• 10.5″ Medium Profile Barrel: Made from 4150 CMV steel with a nitride/melonite finish for superior corrosion resistance and extended barrel life, optimized for the 7.62×39 cartridge.
• Carbine-Length Gas System: Ensures smooth cycling and reduced recoil, ideal for shorter barrels without compromising reliability.
• 1:10 Twist Rate: Stabilizes a wide range of bullet weights, from 123-grain FMJ to heavier soft points, enhancing accuracy at close to medium ranges.
• American-Made M-LOK Handguard: Lightweight and modular, allowing easy attachment of lights, grips, and optics (style may vary by batch for optimal availability).
• Steel Gas Block and Nitrided A2 Flash Hider: Heat-treated for longevity, preventing common failures seen in budget alternatives.

Specifications

• Barrel Finish: Nitride / Melonite
• Barrel Profile: Medium
• Cartridge Compatibility: 7.62×39
• Barrel Length: 10.5 inches
• Gas System Length: Carbine
• Twist Rate: 1:10
• BCG / Charging Handle: Not Included
• Weight: 40 oz
• Dimensions: 22.5″ L x 5″ W x 5″ H

Why Choose This 7.62×39 Upper Assembly?

In a market flooded with budget options that often fail under stress, this upper stands out by prioritizing quality assembly. We use premium Permatex 242 threadlocker on critical components and mil-spec AEROSHELL 33MS anti-seize on the barrel nut and muzzle device, ensuring proper torque and long-term reliability. Say goodbye to frustrating hardware defects or premature wear—each unit is meticulously built to exceed mil-spec standards, addressing common pain points like inconsistent cycling with steel-cased ammo or loose fittings.

The benefits are clear: enhanced maneuverability for close-quarters use, superior heat dissipation from the medium profile barrel, and modular customization via the M-LOK system. Paired with your choice of BCG, this assembly transforms any standard AR-15 lower into a potent 7.62×39 powerhouse, perfect for range days, home defense, or tactical training.

Backed by a lifetime warranty and 30-day satisfaction guarantee, this Made in the USA upper is your reliable partner for demanding applications. Elevate your build today and experience the difference quality makes—order now and unleash unstoppable performance.

Frequently Asked Questions

Q: Does this upper include a bolt carrier group or charging handle?
A: No, the BCG and charging handle are not included. We recommend selecting a 7.62×39-compatible BCG for optimal function with this cartridge.

Q: Is this upper compatible with standard AR-15 lowers?
A: Yes, it mates perfectly with any mil-spec AR-15 lower receiver, allowing easy customization for pistol or SBR configurations (where legal).

Q: Can it handle steel-cased 7.62×39 ammunition?
A: Absolutely, the nitride-treated barrel and robust gas system are designed for reliable feeding and extraction with both brass and steel cases.