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Custom "You Choose" 16"or 18" 5.56./.223 Wylde w/ MTS400V5 Mega Arms Upper Receiver Set & StykeHyde Flash Hider

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Our Price: $955.00
We currently have 6 available.
Item Number: UK16MEGAMTS400V5
Manufacturer: JSE Surplus
Manufacturer Part No: UK16MEGAMTS400V5

Upgrade / Modification Options

Upgrade Barrel (Default Shown in Description):
Charging Handles / Latch
Bolt Carrier Assembly
Upgrade Gas Block (Default Shown in Description):
Change Muzzle Device (Default Shown in Description):

16" 5.56 Lightweight Nitride (base barrel option)

All options listed below are the base options.  Choosing upgrades from the drop down list will change the specs.

  • Chamber - 5.56 NATO or 223 Wylde
  • Profile – Lightweight
  • Barrel Twist - Depends on barrel chosen(1x9 is default)
  • Barrel Thread - 1/2x28
  • Barrel Steel - 4150CMV
  • Barrel Finish -Nitride
  • Flash Hider – 5.56 Tactical StykeHyde Flash Hider
  • Handguard – Mega Arms MTS400V5 Megalithic Rifle Quad Rail System
  • Gas Block - Micro .750 on CAR Gas System
  • Upper Receiver - Mega Megalithic System
  • Bolt Carrier Group - Included
  • Charging Handle - Included

Mag NOT Included

Warranty: 1 year warranty against manufacturer defect.
***Ammunition Notification*** JSE Surplus test fires every custom upper to verify cycling. We do not guarantee cycling with all ammunition due to vast differences in the quality of ammunition. We will only warranty cycling with US made ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds. Some of the non-warrantied ammo includes: Tula, Wolf and Perfecta.


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