Use as a high-quality alternative to ringmounts sold by firearms manufacturers and as a no-tap mounting method. Because these rings are machined from solid steel, they offer superior integrity and tighter tolerances. * Forged and machined steel construction * Versatile and available for many different rifles Leupold Ringmounts Use as a high-quality alternative to ringmounts sold by firearms manufacturers and as a no-tap mounting method for most.22 rimfire rifles with an 11mm, 13mm or 3/8" dovetail rail. Superior integrity and tighter tolerances because we machine them from solid stock.