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Rock River Arms Ar-15 9Mm Upper Receiver Assembly


Buy Rock River Arms Ar-15 9Mm Upper Receiver Assembly

The Rock River Arms Ar-15 9Mm Upper Receiver Assembly can be found at Brownells for $506.99, which is a pretty good price.

Sub-caliber upper assemblies allow fast and simple conversion of ARs chambered in .223 to 9mm Luger. True, dedicated, complete upper receivers are assembled from military specification components; includes a Wilson, 1-10 twist barrel, bolt and carrier, charging handle, shell deflector, heat-shield lined handguards, sling swivel, and A1-style flash hider. Additional items not included but required for conversion to 9mm are a 9mm magazine, (sold below), magazine adapter, action spring, and recoil buffer, sold separately. A2 configuration has A2 adjustable sights regulated for 9mm. A4 unit has flattop receiver that accepts most aftermarket accessories designed to fit a Picatinny rail. SPECS: Barrel – 4140 steel, blue, matte finish, 16″(40.6cm) long, .725″(18cm) O.D. Receiver – Aluminum, anodized finish, matte black. Designed to fit lower receiver with .25″ (6.3mm) diameter takedown pins.

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  1. Dante
    May 4th, 2010 at 07:11 | #1
  2. Beck
    May 4th, 2010 at 07:11 | #2
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