16" 5.56 NATO Lightweight Carbine M-LOK Complete Upper - 37825

Looking to build a lightweight, reliable AR-15 setup that won’t weigh you down during long range days? This 16″ 5.56 NATO Lightweight Carbine M-LOK Complete Upper delivers exactly that with a smart balance of performance and portability.

Key Features

• Lightweight barrel profile keeps the overall weight manageable at just 79 ounces for better handling and reduced fatigue.
• Mag phosphate barrel finish provides solid corrosion resistance without adding extra bulk.
• Carbine-length gas system paired with a 1-7 twist rate ensures smooth cycling and accurate performance with 5.56 NATO ammo.
• Complete with BCG and charging handle means it’s ready to drop onto your lower receiver right out of the box.

Specifications

• Barrel Length: 16 inches
• Cartridge: 5.56 NATO
• Twist Rate: 1-7
• Gas System: Carbine
• Barrel Finish: Mag Phosphate
• Profile: Lightweight
• BCG and Charging Handle: Included

Why Choose This Product

This upper solves the common pain point of bulky builds by focusing on a lightweight design that maintains the durability needed for real-world use. The M-LOK system lets you customize accessories easily without excess weight, while the included components save you time and hassle on assembly.

Whether you’re upgrading an existing rifle or starting a new build, this complete upper offers straightforward compatibility and reliable function for your 5.56 platform.

FAQs

• What lowers is this compatible with? It works with standard mil-spec AR-15 lowers.
• Can I run .223 Remington ammo? Yes, it’s chambered for 5.56 NATO which safely handles both 5.56 and .223 loads.