Entrance Door Lock Set (4333) - Doyle SeriesA solid, well shaped handle with a mixture of round and oval elements Solid zinc alloy construction with satin nickel finish (looks like brushed stainless steel) Snib lock from inside, Key lock from outside Suitable for both left and right hand opening doors 70mm round backing plate fits most existing doors Latch backset adjustable for either 60mm or 70mm Comes as complete set, with screws, latch, 3 keys, 2 handles, T shaped strike plate and