AR-15 Uppers

.17 HMR | AR-15 Uppers
All Alexander Arms® upper receiver assemblies are fully-complete, function-tested, and ready to fire. All available products and options are visible in the Online Store. We do not produce custom weapons.
The Alexander Arms® .17 HMR AR-15 upper receiver assembly is offered standard with an 18" stainless steel, button-rifled, 1:10 twist barrel with straight flutes, muzzle threaded 1/2-28 TPI RH for standard .223/5.56 muzzle devices, with a six vent A1 flash hider installed. The standard handguard is our mid-length, G10 fiberglass composite, non-vented, mid-length, free-floating handguard. This product includes the required lower receiver conversion parts kit and two 10-round magazines. The weapon features a blowback operating system. Weight of upper is 4.5 pounds. This unit is 100% complete and is compatible with any standard-specification lower receiver after installation of included parts kit.
$677.25
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