Daniel Defense 10.3" 5.56 MK18 Carbine 1:7 AR-15 Complete Upper - Black
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Daniel Defense
Overview
The Daniel Defense 10.3" 5.56 MK18 Carbine 1:7 AR-15 Complete Upper - Black is a upper receiver. Compare prices from multiple merchants and find the best deal.
Specifications
Daniel Defense 10.3" 5.56 MK18 Carbine 1:7 AR-15 Complete Upper - Black
Build history on GunPartPicker
Builders have been adding the Daniel Defense 10.3" 5.56 MK18 Carbine 1:7 AR-15 Complete Upper - Black to their builds on GunPartPicker since February 2026. All time, it ranks #598 of the 1,625 upper receivers builders have added.
It was hard to find in August 2026, in stock on only 6 of the 17 days we checked, and today none of the 2 retailers we track has it in stock right now. Prices barely moved in August 2026, holding around $1,366, so there haven't been real sales lately. Listed prices start at $1,366 at AR15 Discounts for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
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