Extra Strong, Withstand Heavy Recoil
Heavy duty 30mm steel rings, machined in pairs, serial numbered, and designed specifically to securely hold large, heavy scopes on hard-recoiling guns. Weaver-style clamp with big ½" nut really snugs ring to the mount. Ultra-High provides optimum height for AR-15, AR-10 and SR-25 rifles.
AR-15, Issue:06, Page:076
Big Book Catalog, Issue:69, Page:252
Big Book Catalog, Issue:69, Page:254
Big Book Catalog, Issue:69, Page:255
Sinclair, Issue:5B, Page:210
SPECS: Black Matte finish. Ring height measured from top of mount to center of ring; Standard - .823" (2cm), Medium - .885" (22.5mm), Medium High - 1.0" (2.5cm), High - 1.125" (2.8cm), Ultra High - 1.378" (3.5cm). Weights; Standard - 6.6 oz (187 g), High - 9 oz. (255 g), Ultra High - 10 oz. (284 g).