Maxima Horizontal scope rings are designed" engineered and manufactured by Warne's expert staff in Tualatin" Oregon. Utilizing proprietary sintered steel technology" Maxima Horizontal offers unwavering strength and precision in a stylish" yet traditional form. 4 screw ring caps" along with a unique recoil key and clamp offer easy installation and unrivaled holding strength. With classic lines" and Warne's return to zero guarantee" Maxima Horizontal are the new standard.