Castellan 11mm to 20mm Dovetail to Picatinny Rail Adapter — Quick-Release, 2-Pack

Convert your 20mm Weaver/Picatinny rail to accept 11mm dovetail scopes and laser sights with the Castellan Dovetail-to-Picatinny Adapter. The quick-release side tightener locks onto the rail in seconds, and the matte black anodized aluminum construction keeps weight low while standing up to field conditions. Sold as a 2-pack for versatile dual-mount setups.

• 11mm to 20mm Conversion — Mounts 11mm dovetail scopes and laser sights directly onto 20mm Weaver/Picatinny rail platforms. No permanent modification required.
• Quick-Release Side Tightener — Side-mounted quick-release lever secures the adapter to the rail fast and firmly. Tool-free attachment and removal.
• 20mm Weaver Base, 11mm Dovetail Top — 20mm Weaver-compatible base clamps onto your existing rail; 11mm dovetail groove on top accepts standard dovetail-mount optics and accessories.
• Aluminum Alloy, Matte Black Anodized — 100% matte finish. Wear-resistant anodized surface resists corrosion and glare in the field.
• 2-Pack Value — Two adapters included. Ideal for running dual optics, front and rear setups, or keeping a spare on hand. Combined weight: 53g.

Compatible with standard 20mm Weaver/Picatinny rails and 11mm dovetail-mount scopes, laser sights, and accessories.