The Geissele Defense Pistol (GDP) delivers compact defensive capability with premium engineering drawn from the Super Duty platform. Designed for confined spaces and rapid deployment, this 5.56 platform combines advanced gas system tuning, durable materials, and proprietary components to provide exceptional reliability and controllability in a highly compact format.
FEATURES
- Geissele Phased Array® gas system optimized for short-barrel performance
- Tri-Port™ system paired with Super 42® braided buffer spring for smooth recoil impulse
- Cold hammer forged, chrome-lined tapered barrel for durability and accuracy
- Geissele Stressproof Bolt® made from Carpenter 158+ for extended service life
- Dual-telescoping GDP pistol brace with rapid deployment and secure lock positions
- HUXWRX flash hider compatible with Flow series suppressors
- SSA X® wide-body trigger for enhanced control and feel
- MK16 handguard with rigid mounting and accessory support
- Airborne Charging Handle and Maritime Bolt Catch for enhanced manipulation
- Anti-Strike Super Compact gas block for durability and reliability
SPECIFICATIONS
- Caliber: 5.56 NATO
- Barrel Length: 8"
- Overall Length: 21 3/4" collapsed, 27 1/4" extended
- Weight: approximately 5.5 lbs
- Twist Rate: 1:7
- Action: Semi-automatic
- Gas System: Pistol length
- Muzzle Thread: 1/2x28
- Finish: Black
- Upper Receiver: M4A1
- Lower Receiver: GFW mil-spec semi-auto
- Handguard Length: 7"
- Grip: Geissele A17 reduced angle
