Home > AR-15 Parts > High Standard Ar-15/M16 Hsa-15 Flattop Upper Receiver Assembly

High Standard Ar-15/M16 Hsa-15 Flattop Upper Receiver Assembly

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Buy High Standard Ar-15/M16 Hsa-15 Flattop Upper Receiver Assembly

The High Standard Ar-15/M16 Hsa-15 Flattop Upper Receiver Assembly is only 8.99 at Brownells these days, which seems to be a pretty good price.

Complete, fully assembled M4-type upper receiver is ready to install on your lower of choice. Add a rear sight or scope, and you’re ready to go shooting. Perfect for converting a rifle to a carbine, or build a completely new gun customized to your exact requirements. Manufactured in the U.S. from top-quality materials to original Colt specs; each part is gauge-checked during assembly for correct tolerances under MIL-STD 105D. Forged from 7075 T6 aluminum alloy, then hardcoat anodized for added strength and wear resistance. Includes a standard military contour, 16″ barrel with six-groove, 1-9″ twist rifling, plus an A2 gas block/front sight with bayonet lug and 1 ” wide sling loop. A2-style flash suppressor has five ports on top and a solid bottom to prevent dust signature when shooting prone. Flattop accepts a detachable carry handle, scope, or red dot sight; laser-etched white index numbers aid in temporary removal and replacement of sight without loss of zero. M4 handguard is molded from tough, high-impact polymer that resists moisture, temperature extremes, and chemicals. SPECS: Receiver Forged 7075 T6 aluminum, hardcoat anodized, matte black. Barrel – 4140 steel, parkerized finish, black. 16″ (40cm) long. .725″ O.D. at the muzzle. Handguard High-impact polymer, black.

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  1. Rigel
    September 16th, 2010 at 05:28 | #1
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