LMT Barreled AR-15 Flat Top Upper - 16"
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Lewis Machine & Tool
Overview
The LMT Barreled AR-15 Flat Top Upper at 16" is a complete upper receiver designed for the AR-15 platform, featuring a 16.0-inch barrel chambered in 5.56 NATO. Its carbine-length gas system ensures reliable cycling and performance, while the 1:7 twist rate stabilizes a wide range of bullet weights for enhanced accuracy. This upper is commonly found in builds that prioritize versatility and reliability, especially those utilizing a carbine gas system in 5.56 NATO configurations.
Specifications
Build history on GunPartPicker
Builders on GunPartPicker first added the LMT Barreled AR-15 Flat Top Upper - 16" to a build in June 2026.
It was hard to find in September 2026, in stock on only 14 of the 25 days we checked, and today only Primary Arms has it in stock. It dipped to $683.99 at KY Gun Company for a stretch in September 2026, under its usual $706.50, so sales do come around. Buying today, the lowest price is $706.50 at Primary Arms.
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