Colt M4 5.56 Upper Receiver Groups - M4 LE6921 Upper Group 14.5in Stripped
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Overview
The Colt M4 5.56 Upper Receiver Group is a stripped upper designed for the AR-15 platform, featuring a 14.5-inch barrel optimized for 5.56 NATO ammunition. This configuration provides a compact and lightweight solution for builders looking to create a versatile firearm, particularly when utilizing a mid-length gas system for smoother cycling and reduced recoil. This upper is commonly found in builds focused on tactical applications or lightweight setups where maneuverability is key.
Specifications
Colt M4 5.56 Upper Receiver Groups - M4 LE6921 Upper Group 14.5in Stripped
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Frequently Built With
The part most often added in each category by the builds that include this one
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