Geissele Ultra Duty LPK DDC – AR-15

The Geissele Ultra Duty Lower Parts Kit is a complete set of internal components intended to complete or rebuild an AR-15 lower receiver. Key elements are machined or finished for extended service life and corrosion resistance, with several components made from stainless steel. The kit includes Geissele's Maritime Bolt Catch, an Ambidextrous Super Configurable Safety, and the Ultra Precision Trigger Guard crafted from billet 7075-T6 aluminum with Type-3 hardcoat anodize.

Key Specifications

• Compatible with AR-15 lower receivers.
• Product type is a Lower Parts Kit containing the internal lower components.
• Key components are made from stainless steel for improved corrosion resistance.
• Includes Geissele's Maritime Bolt Catch with aggressive texturing and extended paddles.
• Features the Ambidextrous Super Configurable Safety with swap-able safety levers and tactile engagement.
• Takedown pins and magazine release button use tank-tread texturing for consistent interface feel.
• Includes Geissele's Ultra Precision Trigger Guard, 5-axis machined from billet 7075-T6 aluminum.
• Trigger guard finish is Type-3 hardcoat anodize for added surface durability.
• Color as listed in product attributes is Desert Tan.
• Manufactured or machined at Geissele's facility in North Wales, PA.

Designed for builders and technicians who prioritize durable, precision components, the Ultra Duty LPK supplies proven Geissele features and robust materials to improve longevity and interface quality in an AR-15 lower. The kit brings together textured controls, configurable ergonomics, and a machined trigger guard to provide a cohesive, high-quality parts set for assembly or upgrade projects.