Geissele Automatics Geissele Defense Pistol GDP MOD1 5.56mm 8" Bbl Ambidextrous DDC Pistol 08-687S

The Geissele Defense Pistol GDP MOD1 8″ DDC brings Geissele’s premium AR‑pattern build quality into a compact, tactical pistol format with a Distressed Diamond Cut finish. It features an 8″ cold hammer‑forged barrel with a 1:7″ twist and direct impingement gas system for smooth, reliable cycling. Fully ambidextrous controls make it comfortable for both left‑ and right‑handed shooters, while the ergonomic Geissele grip and factory trigger provide responsive handling. Standard AR‑15 magazine compatibility (typically 30‑round) offers flexible capacity, though no magazines are included. With optics‑ready Picatinny rails on the upper and handguard and a pistol stabilizing brace installed, the 08‑687S provides a solid foundation for custom sighting systems and accessories in a high‑performance, DDC finish. Geissele Automatics Geissele Defense Pistol GDP MOD1 5.56mm 8" Bbl Ambidextrous DDC Pistol 08-687S