20-Series deadbolt locks come in several finishes and three keyways. They are typically installed on exterior doors in homes and businesses. In addition to single cylinder and double cylinder models, LSDA also offers a one-sided (non-keyed) deadbolt and our unique “spin-to-lock.” These locks are recommended for use on exterior and interior doors. Typical applications include Offices, Commercial Property, Residences, Multi-Family Buildings, Industrial Sites, and Public Buildings.
Since 1978, LSDA (Locksmith Dealers of America) has been the brand of choice by security professionals throughout North America. Today the LSDA brand includes a wide assortment of door hardware and physical security products. Built to meet the locksmith’s demand for quality, security and value, LSDA is truly “The Locksmith’s Choice”.©
