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Questions & Answers
Is the gas block pinned or is it using set screws? Expert Answer

The manufacturer does not state if the Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper has a pinned gas block or if it has set screws. I recommend contacting Andro Corp Industries for that information.

by Hunter, Gear Expert, June 2, 2022
The picture shows a purple upper the description said this black which one is it

Its most definitely black my friend, adjust your phone or computer screen because it definitely doesnt show purple on mine.

by Jpjroofs Johnson, Verified Owner, January 20, 2022

Product Discontinued by Manufacturer

Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle has been discontinued by Andro Corp Industries and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Gun Parts, AR 15 Parts, Rifle Parts, AR15 Upper Receivers yourself to try and find the perfect replacement for you!

ATTENTION! We currently do not ship this product to P.O. Boxes, AK, CA, CT, DE, HI, MA, NJ, NY, U.S. Territories, or select Colorado locations. Please see our policies for more information or a detailed list of locations.

Product Info for Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle

The ACI 5.56 NATO Upper was built for those who understand the need for a light, maneuverable, and easy to shoulder upper. With an M-LOK Freefloat Rail, one can build out the perfect platform for running dedicated machine guns, red dot optics, lights, laser sights and all other accessories that can mount to the M-LOK system. This upper does not have a BCG or charging handle, but that is coming soon! (TBD)! Upper includes M-LOK attachments, handguards, and forearms. All barrels feature a 1/7 twist and are made from 4150 Chrome Moly Vanadium c/moly-v, 1/2x28 w/ a forward assist, 1/2x28 w/ no flash hider, and 1/2x28 w/ MLOK.image

Features of Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle

  • M4 Feed Ramps
  • A2 Flash Hider
  • 7075 T6 Mil-Spec Dry Film Lubed Upper w/ T-Markings
  • Forward Assist
  • Ejection Port Assembly
  • Lifetime Warranty

Package Contents:

  • Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle
  • Warranty Card
  • ACI Sticker

Gun Parts and Accessories

129 / 29
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Gunsmithing Tools & Accessories

115 / 15
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Gun Triggers

115 / 15
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Magazine and Accessories

120 / 20
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Gun Sights

120 / 20
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Gun Stocks

117 / 17
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Mounts, Rings and Accessories

118 / 18
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Related Products to Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle

Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, No BCG/Charging Handle Unavailable & Discontinued Models

List of Unorderable Models

  • Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, 10.3in, No BCG/Charging Handle, Black, U556103MLCNBCG , MPN: U556103MLCNBCG , Code: 4LL-UFH-A15S5U-U556103MLCNBCG
  • Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, 8in, No BCG/Charging Handle, Black, U5568MLPNBCG , MPN: U5568MLPNBCG , Code: 4LL-UFH-A15S5U-U5568MLPNBCG
  • Andro Corp Industries AR-15 5.56 NATO MLOK 5 Series Upper, 16in, No BCG/Charging Handle, Black, U55616MLMNBCG , MPN: U55616MLMNBCG , Code: 4LL-UFH-A15S5U-U55616MLMNBCG
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Last updated 2026-08-15 UTC.