Quick view Accu-Tac Accu-tac Hsr-34, Accutac Hsr-340 34mm Scope Ring Set $186.50 Accu-tac's scope rings are precision cnc machined to very tight tolerances on the height, center-line, and tube bed arch. For perfect alignment of the scope it utilizes a built in bubble level for perfect leveling of your rifle, and high strength... Compare Add to Cart