HM Defense Complete AR-15 Uppers
HM Defense has incredibly unique MONOBLOC complete AR-15 uppers, with the barrel and gas block as one monolithic part.
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HM Defense MONOBLOC 16 Inch Complete 5.56 AR-15 Upper Receiver with 10 Inch M-LOK...
Cost-Effective Complete Upper Receiver for A High-Performance AR-15 Build This HM Defense BUP Complete Upper Receiver features a 16-inch 4150 Chromoly barrel with an patented integrally machined gas block, and...Only$775.00 -
HM Defense MONOBLOC 16 Inch Complete 5.56 AR-15 Upper Receiver with 15 Inch M-LOK...
Cost-Effective Complete Upper Receiver for A High-Performance AR-15 Build This HM Defense BUP Complete Upper Receiver features a 16-inch 4150 Chromoly barrel with a patented integrally machined gas block, and...Only$875.00
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