Delaney designer Italian collection visconti series residential single cylinder handle set. Standard installation. Single cylinder door handle sets and deadbolts are keyed only on the exterior with an associated thumb turn on the inside that can quickly and easily lock or unlock the mechanism. Single cylinder locks are most commonly used in residential locations due to safety and ease of use. Italian Collection door handle sets drip with old world luxury.Features. Protective collar. Interlocking installation guides. Reinforced spring assembly. High security strike plate. Function - Single Cylinder. Finish - Edged Bronze. Item Weight - 8.8 lbs.Specifications. Door Prep - Deadbolt cross bore - 2-18 Handleset cross bore - 2-18 in. Edge bore - 1 in. Latch face - 1 x 2-14 in. Mounting center to center - 5-12 in.. Backset - Fits 2-38 in. and 2-34 in.. Door Thickness - 1-34 in. to 2-14 in. door standard Santo Knob required Extension Kit. Cylinder - SC1 5-pin standard; KW1 5-pin optional.. Strikes - Deadbolt - 2-14 in. round Square corner Thumbpiece - 2-14 in. full lip round Square corner. Includes reinforcement strikes.. Latches - Deadbolt - 2-38 in. 2-34 in. adjustable Faceplate - 1 in. x 2-14 in. round corner Bolt - 1 in. throw with hardened steel rod Handle - 2-38 in. and 2-34 in. adjustable Faceplate - 1 x 2-14 in. round corner