Include precision machined, QD levers for fast, easy scope installation and removal, plus button-head screws for optional fixed ring application if desired. Mfg: Talley SPECS: Steel, blue, satin finish or stainless steel (SS), natural finish. Models available for 1X"X or 30mm diameter scope tubes. Ring heights measured from top of base to bottom of ring. Low – .300X"X (7.62mm). Medium – .400X"X (10.16mm). High – .500X"X (12.7mm). X High – .600X"X (15.2mm). Fit Talley bases
