Front and rear D-type mechanical sight set that provides reliable performance on 20mm Picatinny or Weaver rails. Slotted screws attachment and a one-piece streamline design for secure mounting and clean lines. Key benefits and features - Compatibility and mounting - Fits 20mm Picatinny and Weaver rails - Slotted screws attachment ensures secure, tool-friendly installation - One-piece streamline design minimizes snag points and simplifies maintenance - Material and durability - Made from 6061 aviation-grade aluminum for high strength and light weight - Hard coat anodizing delivers excellent wear resistance and impact protection - Performance and reliability - Front and rear sights are designed for dependable alignment and rapid target acquisition - Streamlined construction enhances durability and deployability in field use - Ease of use and adjustment - Adjustment is simple: just lightly rotate to set or fine-tune - Suitable for both professionals and beginners, enabling quick setup and confidence in sight alignment - Ergonomics and handling - Simple, elegant design with ergonomic considerations - Comfortable grip and handling during installation and use Use scenarios - Field shooting on a carbine or rifle: quickly mount on a 20mm rail for reliable sighting during training or duty-related tasks. - Outdoor hunting or variable-light environments: durable construction and quick adjustment support fast target alignment in the field. - Tactical games or training environments (airsoft/paintball): robust, easy-to-operate front and rear sights that withstand frequent handling on 20mm rails. This front and rear D-type mechanical sight set maintains the original specifications and functionality: 20mm Picatinny/Weaver rail compatibility, slotted screws attachment, one-piece streamline design, high-quality 6061 aluminum with hard coat anodizing, and user-friendly, rotation-based adjustment suitable for users at any skill level.