Spike's Tactical 11.5" URX II 5.56/.223 Pistol/SBR Upper Receiver  SKU: XSTU5010M4S



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Spike's Tactical 11.5" LE .223/5.56x45 caliber Complete Pistol/NFA Upper Receiver assembly with a Knight's Armament URX II Handguard. Barrel is certified MIL-B-11595E CMV. This is a COMPLETE Pistol Upper receiver assembly, everything except a rear sight. HP/MP Tested Bolt & Barrel. Gas block is pinned in place. You will be hard pressed to find a better deal on a quality Upper Receiver than this one. Full specs are listed below.



  • Spike's Tactical M4 flat top upper receiver, Machined from a 7075 T6 Mil-Spec Forging with Mil-Spec Type III Hard coat Anodized finish, T-markings, Spike’s logo and M4 feed ramps.
  • Barrel is certified MIL-B-11595E CMV. Bolt & barrel are HPT/MPI tested, M4 barrel extension, Chrome chamber and bore, 5.56mm Nato chamber, 1:7 Twist, Magnetic particle testing on every barrel, Phosphate finish.
  • Government Profile barrel with Carbine length gas system.
  • Barrel is Phosphate finished under the .750 pinned low profile gas block.
  • The M16 carriers are Chrome lined with a Mil-Spec phosphate finish.
  • Forged Mil-Spec carrier key, Chrome lined, attached with Grade 8 hardware and Properly staked.
  • HP/MP Tested Bolt, Each extractor is fitted with a Mil-Spec black insert and Mil-Spec Viton o-ring.
  • Knight Armament URX II 10.75" 4-Rail Hanguard with integral flip-up front sight.
  • A2 Flash Hider.


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<ul><li>MANUFACTURER: Remington</li><li>OTHER FEATURES:: DESIGNED FOR FULLY RIFLED BBL </li><li>GAUGE: 20</li><li>LENGTH IN INCHES: 2.75</li><li>DRAM OR VELOCITY: 1500 FPS.</li><li>OUNCES OF SHOT: 5/8</li><li>SHOT SIZE: SLUG</li><li>SHELLS PER BOX: 5.0000</li><li>BOXES PER CASE: 20.0000</li></ul>


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