The Ruger 90273 4B30 Scope Ring in Matte Black is an essential accessory for any serious shooter looking to enhance their optics setup. Designed specifically for scopes with a 30mm tube diameter and a 42mm objective diameter, this medium scope ring offers a perfect balance of strength and versatility, ensuring your scope is securely mounted for optimal performance. Crafted with a matte blued finish, it not only provides durability but also complements a variety of firearm aesthetics, making it an ideal choice for both hunting and competitive shooting applications. Sold individually, this genuine Ruger factory accessory guarantees reliability and quality, allowing you to focus on your target with confidence. Whether you're upgrading your existing setup or building a new one, the Ruger 90273 Scope Ring is designed to meet the demands of precision shooting, providing a stable platform that enhances accuracy and ease of use in the field or at the range.