TMS 1inch 1" See Thru Weaver Tall High Scope Rings 7/8" TH Fits 7/8" Weaver mounts, rails and bases as commonly found on rifles, pistols, and some crossbows. High (30mm) center height. Good for mounting scopes with objective OD up to 60mm Made of solid aluminum alloy to withstand shock and recoil Anodized matte black finish Works with scopes, red dot sights and flashlights with 1" main tube.