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Geissele
Overview
The Geissele Automatics Duty AR-15 Complete Upper Receiver is a fully assembled unit featuring a 16-inch barrel and a mid-length gas system, designed for optimal reliability and performance. This upper receiver is compatible with the AR-15 platform and comes in a sleek black finish, making it a versatile choice for various builds. You'll often find this upper in duty-oriented setups where a balance of maneuverability and accuracy is essential.
Geissele Automatics Duty AR-15 Complete Upper Receiver Mid-length - Black - 16"
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Builders have added the Geissele Automatics Duty AR-15 Complete Upper Receiver Mid-length - Black - 16" to their builds on GunPartPicker. Since April 2026, it ranks #634 of the 2,005 upper receivers builders have added.
It was hard to find in October 2026, in stock on only 4 of the 25 days we checked, and today both retailers we track have it in stock. Prices barely moved in October 2026, holding around $1,325, with no real sale all month. Buying today, the lowest price is $1,325 at AR15 Discounts, which matches the best price we saw in October.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every upper receiver by how often it shows up in real builds on GunPartPicker.
Read the guide: Most Popular AR-15 Upper Receivers →Check it against the live catalog:
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