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Questions & Answers

Product Discontinued by Manufacturer

Aero Precision M4E1 Threaded Assembled Upper, Special Edition has been discontinued by Aero Precision 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 Aero Precision M4E1 Threaded Assembled Upper, Special Edition

The Thunder Ranch product line is a joint venture between Aero Precision and Thunder Ranch. Aimed to achieve Clint Smith's ideal purpose built "Ultimate Carbine", these products include key features requested from Clint Smith himself but with an Aero Precision flare. Like everything surrounding the Thunder Ranch name, you get exactly what you need - nothing more and nothing less.image

The M4E1 Threaded Upper Receiver features an angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum, precision machined to work with all mil-spec AR15 parts and includes the port door pre-installed.

Features of Aero Precision M4E1 Threaded Assembled Upper, Special Edition

  • No Forward Assist - A first for our M4E1 Threaded Upper Receivers
  • New enhanced forging that gives the upper receiver a "billet look"
  • New picatinny profile that blends seamlessly with Enhanced and ATLAS Series Handguards
  • M4 Feedramps
  • .250 takedown pin holes
  • Laser engraved T-marks

Package Contents:

  • Aero Precision M4E1 Threaded Assembled Upper, Special Edition
  • Port Door

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 Stocks

118 / 18
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Gun Sights

117 / 17
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Mounts, Rings and Accessories

118 / 18
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Related Products to Aero Precision M4E1 Threaded Assembled Upper, Special Edition

Aero Precision M4E1 Threaded Assembled Upper, Special Edition Unavailable & Discontinued Models

List of Unorderable Models

  • Aero Precision Assembled Upper Special Edition, M4E1 Threaded, AR-15, M-LOK Handguard, Black, APAR700218AC , MPN: APAR700218AC , UPC: 840014614660 , Code: 29D-UPR-M4E1TAUSE-APAR700218AC
  • DEMO, Aero Precision Assembled Upper Special Edition, M4E1 Threaded, AR-15, M-LOK Handguard, Black, APAR700218AC , MPN: APAR700218AC-DEMO , Code: 29D-UPR-M4E1TAUSE-APAR700218AC-DEMO
  • Aero Precision Assembled Upper Special Edition, M4E1 Threaded, AR-15, M-LOK Handguard, FDE Cerakote, APAR700219AC , MPN: APAR700219AC , UPC: 840014614677 , Code: 29D-UPR-M4E1TAUSE-APAR700219AC
  • Aero Precision M4E1 Threaded Assembled Upper, Special Edition, Freedom, Anodized Black, APAR700207AC , MPN: APAR700207AC , UPC: 840014605569 , Code: 29D-UPR-M4E1TAUSE-APAR700207AC
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