Century Single Cylinder Handleset and Merano Lever, Aged Bronze (F60 V CEN 716 MER) Use with 1-5/8 in. to 1-3/4 in. door Adjustable throughbolt can move up and down 1-1/2 in. to fit a variety of pre-existing holes Self-aligning screw holes make installation easy and hassle-free Lever design pairs well with transitional and contemporary styles while finish pairs well with natural tones and handmade items F-Series handlesets are furnished with 7/8 wrought brass cylinder trim rings. The cylinder trim rings are reinforced by a tapered die-cast security insert installed under the trim ring for resistance to wrenching or prying the cylinder unit.