DD DDM4 300S URG 300BLK 10.3" BLACK CZ Mags allowing for quick and accurate

allowing for quick and accurate follow-up shots

Crafted from USA-sourced certified 416R stainless steel with a striking copper PVD coating

360-degree pan with tension adjustment

-Textured surface area allows for a secure grip when in use or when wet

S&B's commitment to quality ensures dependable performance and consistent ignition across all rounds

DD DDM4 300S URG 300BLK 10.3" BLACK CZ Mags allowing for quick and accurateDANIEL DEFENSE DDM4 300S URG 300BLK 10. 3" BLACK The DDM4 300S AR15 style Upper Receiver Group is designed for those demanding a high performance, short barrel rifle chambered in the versatile 300 Blackout cartridge. Built around a 10. 3 inch barrel, the 300S Upper Receiver Group uses standard 5. 56 bolts and magazines to deliver . 30 caliber projectiles with greater muzzle energy than comparable 5. 56mm platforms. With a wide variety of factory