Unique, double-duty rings feature a removable recoil lug that lets them fit Warne Premier bases and .22 rimfire rifles. Four screws evenly draw the cap onto the base and keep the scope from rotating as you tighten the cap. Reversible clamp, with 60° dovetail, provides optimum fit to base or nominal 3⁄8" dovetail.
SPECS:
MIM steel, powder coated, black, gloss or matte black finish. Height measured from top of base to inside, bottom of ring. 1" - Low: .325" (8.2mm). Fits 3/8" dovetail only; must be modified to fit 11mm dovetail. Med: .425" (10.8mm). High: .550" (14mm). Ex. High: .715" (18mm).
Catalog page 254