Stern Defense SD 8-Inch MOD5 M-LOK AR-15 Upper, .45 ACP, 6\" Black Melonite Barrel, Anodized Finish.
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Stern Defense
Overview
The Stern Defense SD 8-Inch MOD5 M-LOK AR-15 Upper is a stripped upper receiver designed specifically for the .45 ACP caliber, making it well-suited for pistol caliber carbine builds. With its 6-inch barrel, this upper provides a compact and efficient platform for close-quarters engagements while maintaining compatibility with AR-9 components. You can typically find this upper in builds that prioritize the .45 ACP caliber for enhanced stopping power and versatility.
Specifications
Stern Defense SD 8-Inch MOD5 M-LOK AR-15 Upper, .45 ACP, 6\" Black Melonite Barrel, Anodized Finish.
Build history on GunPartPicker
Builders have been adding the Stern Defense SD 8-Inch MOD5 M-LOK AR-15 Upper, .45 ACP, 6\" Black Melonite Barrel, Anodized Finish. to their builds on GunPartPicker since February 2026. All time, it ranks #964 of the 1,714 upper receivers builders have added.
Today only BattleHawk Armory has it in stock. Buying today, the lowest price is $555.12 at BattleHawk Armory.
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