The core of BHI-15's upper receiver program is a medium-contour Criterion barrel (a division of Kreiger Barrels) made of 4140 steel that's button-rifled and chrome-lined for durability. Featuring a ...

Blackheart International's BHI-15 MIL-SPEC Complete Upper Receivers follow the profile of standard AR-15 mid-length systems, the BHI-15 MIL-SPEC assembly starts with an A3 flat-top upper receiver ...

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(MENAFN- GetNews) Discover how Mid State Firearms sets a new standard in AR-15 upper receivers with custom builds, premium materials, and unmatched attention to detail. The AR15 upper is more than ...

Designed to replace an existing AR-15 upper assembly, DPMS’ blowback-operated, .22 Long Rifle-chambered flat-top uppers are offered in A3 and varmint configurations with 16-inch barrels featuring 1:16 ...