Mossberg Patriot Extended Multi-Slot Base Long Action Matte Finish by Weaver now offers the Mossberg Patriot Extended Multi Slot Base Long Action Matte Finish by Weaver. Shooters can enjoy optical superiority with these bases offered by Weaver. These Picatinny bases are designed for specific models of firearms and provide an additional 1 inch of forward length for more mounting optics. Made from 6061-T6 aluminum and protected by a matte and Type III hard coat anodized finish and these multi-slot bases are compatible with Picatinny or Weaver style rings. Features and Specifications: Compatible with Picatinny and Weaver style rings Made in America Aircraft-grade 6061-T6 aluminum with Type-III hard coat anodized finish Provides additional 1-inch of forward length for more mounting options