M4 5.56 Complete Monolithic Upper Receiver Groups - M4 LE6944 Upper Group 14.5in Stripped
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Overview
The Colt M4 5.56 Complete Monolithic Upper Receiver Group features a complete assembly designed for the AR-15 platform, incorporating a 14.5-inch barrel optimized for 5.56 NATO ammunition. This upper receiver delivers enhanced rigidity and streamlined integration with the lower receiver, making it a solid choice for builders looking for a compact and reliable setup. Such complete upper groups are often found in short-barreled rifle builds or designated marksman configurations, offering versatility for both tactical and recreational shooting.
Specifications
M4 5.56 Complete Monolithic Upper Receiver Groups - M4 LE6944 Upper Group 14.5in Stripped
Available Merchants(1)
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Stock Alert
Price and stock
The Colt M4 5.56 Complete Monolithic Upper Receiver Groups - M4 LE6944 Upper Group 14.5in Stripped was out of stock everywhere we track for all of September 2026, and today the one retailer we track is out of stock. Listed prices start at $839.99 at Brownells for when it comes back.
Prices checked · refreshed daily across 37 retailers
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