Aero Precision M4E1 Threaded PRO 16.3" CHF 5.56 M-LOK Midlength Complete Upper
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Overview
The Aero Precision M4E1 Threaded PRO 16.3" CHF 5.56 M-LOK Midlength Complete Upper is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
Aero Precision M4E1 Threaded PRO 16.3" CHF 5.56 M-LOK Midlength Complete Upper
Build history on GunPartPicker
Builders on GunPartPicker first added the Aero Precision M4E1 Threaded PRO 16.3" CHF 5.56 M-LOK Midlength Complete Upper to a build in June 2026.
It was out of stock everywhere we track for all of September 2026, and today none of the 2 retailers we track has it in stock right now. Listed prices start at $977.99 at AR15 Discounts for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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