The Warne Vapor line delivers affordable, USA-made quality with the Warne V421M Rimfire Rings Vapor Matte Black 1" Medium 0 MOA, engineered to provide a strong and economical mounting solution that outperforms others in its class. These 1-inch, medium-height rimfire rings are designed to fit 3/8 inch rimfire dovetails and accommodate objective lens up to 42mm, delivering reliable alignment and a secure hold for precision shooting. Crafted from lightweight aluminum, they combine sturdy field-proven performance with easy installation, enabling rapid setup and dependable durability under varied conditions. The time-tested design reflects Warnes commitment to quality, and the Vapor Matte finish adds corrosion resistance and a low-profile aesthetic ideal for rifles used in hunting, target shooting, or range days. Made in the USA, these rings offer a lifetime warranty, ensuring long-term value and confidence for shooters who demand consistent accuracy from their rimfire optics. Ideal for rimfire enthusiasts seeking a cost-effective mounting solution that maintains true alignment and solid repeatability, the Warne V421M rings pair seamlessly with 1" scopes and low-profile mounts while delivering the reliability you expect from a trusted American brand.