Home > AR-15 Parts > Bushmaster Firearms Int.Llc. Ar-15 5.56 11.5″ M4 A2 Upper Kit

Bushmaster Firearms Int.Llc. Ar-15 5.56 11.5″ M4 A2 Upper Kit

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Buy Bushmaster Firearms Int.Llc. Ar-15 5.56 11.5

We found a great deal on the Bushmaster Firearms Int.Llc. Ar-15 5.56 11.5″ M4 A2 Upper Kit for only $459.99 at Brownells.

Bushmaster M4 Upper Receiver Kit, ready to complete your build. Kit includes fully assembled A2 upper receiver, bolt carrier group, handguards and charging handle. Upper features a 11.5″ M4 barrel which is machined from 4140 chrome moly steel, chrome lined, has a 1-9 twist, has a front sight base installed on a .750″ barrel shoulder, 1/2-28 muzzle threads and an A2 flash hider installed. Upper receiver has M4 feed ramps, as well as an A2 rear sight. Included complete bolt carrier group has a matte black phosphate finish, is chrome lined and is magnetic particle inspected. All NFA rules apply. Mfg: Bushmaster Firearms Int.Llc.

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Categories: AR-15 Parts Tags: ,
  1. jeremy
    May 28th, 2019 at 07:42 | #1
  2. Ferris
    May 28th, 2019 at 07:42 | #2
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