The Tacband Leveller with Angle Indicator (Model TT15) is a combination gunsmithing and shooting accessory designed to fit 1-inch and 30mm rifle scope tubes.Key FeaturesDual Compatibility: Fits standard 1-inch and 30mm scope maintubes.Integrated Angle Indicator: Helps shooters measure shooting angles for precise long-range ballistic drop calculations.Leveling Function: Assists in ensuring the rifle scope is plumb and level relative to the action and barrel during setup.Explore the manufacturer details on the Tacband Products Page.View a similar setup on the OAAS Universal Scope Leveler Set.