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. MAX-50 is 1" (2.5cm) wide with six clamping screws. Gives 60% more holding power to keep scopes on .50 BMG rifles.
SPECS:
Steel, 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). Max-50 - .823" (2cm), Max-50 High - 1.125" (2.8cm). Max-50 Ultra-High - 1-29/64" (3.7cm). Weights; Standard - 6.6 oz (187 g), High - 9 oz. (255 g), Ultra High - 10 oz. (284 g), Max-50 - 10.4 oz, (294 g).
Catalog page 247