Vapor Horizontal scope rings are designed, engineered and manufactured by Warne's expert staff in Tualatin, Oregon. Vapor Horizontal ring mounts are perfect for someone looking to purchase affordable US-made scope mounts for their centerfire or rimfire rifle. Available in 1 inch or 30mm, in heights of Low, Medium and High, Warne's Vapor line of mounts were developed and engineered to provide you with a strong and economical mounting solution that outperforms other mounts in their class.