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Daniel Defense
Overview
The Daniel Defense Mk12 Low Profile Gas Block is designed for a .750 diameter barrel, providing a reliable clamp-on mounting style that ensures a secure fit without the need for adjustment. Made from stainless steel and finished with phosphate, this gas block is built to withstand the rigors of use while maintaining a low profile that fits seamlessly into various build designs. This gas block is commonly found in mid-length gas system builds chambered in 5.56 NATO, making it a versatile choice for precision and performance-focused rifles.
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We ranked every gas block by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Gas Block Guide →The part most often added in each category by the 5 builds that include this one

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Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Daniel Defense Mk12 Low Profile Gas Block - .750 - Set Screw Style
| Build | Parts | Total |
|---|---|---|
![]() | 22 | $2836.57 |
![]() | 10 | $905.26 |
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