Made with advanced engineering and machined with precision, Leupold Standard STD Scope Rings secure your scope with the raw power of solid steel. These rings are built to match up with Leupold STD 1-piece or 2-piece bases (not included). Leupold scope rings feature a protective gloss finish. Made in USA. Fits with Leupold STD 1-piece or 2-piece bases (not included) Made with advanced engineering Machined with precision Raw power of solid steel Protective gloss finish