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Product Info for Mitchell Defense The DOC AR-15 5.56mm NATO 11.5in Upper Receiver

The Mitchell Defense DOC 11.5in CHF 5.56 NATO Upper Receiver in Black is engineered to deliver optimal performance in a compact tactical configuration. The 7075-T6 billet upper receiver utilizes a thermal-fit barrel seat to improve rigidity and reduce harmonic shift during sustained fire. The cold hammer forged chrome-lined barrel offers superior longevity and thermal stability under heavy use. The ArmorLube Carbon Cutter BCG, paired with a Carpenter 158 HP/MPI bolt, reduces friction and improves long-term reliability. A lightweight M-LOK free-float handguard keeps the system maneuverable while supporting stable accessory mounting. Finished in E-Series Cerakote, this upper is ready for rigorous duty or training environments.image

Specifications for Mitchell Defense The DOC AR-15 5.56mm NATO 11.5in Upper Receiver:

Manufacturer: Mitchell Defense
Caliber: 5.56x45mm NATO
Overall Length: 20 in
Barrel Length: 11.5 in
Barrel Profile: Standard
Gas System Length: Carbine Length
Barrel Twist Rate: 1-7
Threads per Inch: Non Threaded
Muzzle Device: A2 Flash Hider
Finish: Nitride
Gun Model: AR-15
Fabric/Material: 4150 CrMoV
Gun Make: AR Platform
Bolt Carrier Group Included: MIL-SPEC
Charging Handle Included: MIL-SPEC

Features of Mitchell Defense The DOC AR-15 5.56mm NATO 11.5in Upper Receiver

  • Thermal-fit billet 7075-T6 upper increases rigidity for improved accuracy
  • ArmorLube Carbon Cutter BCG with C158 HP/MPI bolt ensures reliable high-volume cycling
  • Lightweight free-float M-LOK handguard provides stable accessory mounting
  • E-Series Cerakote offers long-term corrosion and abrasion protection
  • Ideal balance of compact handling and extended performance capabilities

Package Contents:

  • Mitchell Defense The DOC AR-15 5.56mm NATO 11.5in Upper Receiver

Mitchell Defense The DOC AR-15 5.56mm NATO 11.5in Upper Receiver Orderable Models

List of Orderable Models

  • Mitchell Defense DOC 11.5in 5.56 NATO Upper Receiver, Cold Hammer Forged Chrome-Lined Barrel, Jungle Green Finish, M-LOK Free-Float Handguard, 432311 , MPN: 432311 , UPC: 850073456422 , Code: 6PS-UFH-VGB20-432311
  • Mitchell Defense DOC 11.5in 5.56 NATO Upper Receiver, Cold Hammer Forged Chrome-Lined Barrel, Flat Dark Earth Finish, M-LOK Free-Float Handguard, 432211 , MPN: 432211 , UPC: 850073456408 , Code: 6PS-UFH-VGB20-432211
  • Mitchell Defense DOC 11.5in 5.56 NATO Upper Receiver, Cold Hammer Forged Chrome-Lined Barrel, Black Finish, M-LOK Free-Float Handguard, 432111 , MPN: 432111 , UPC: 850073456385 , Code: 6PS-UFH-VGB20-432111
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