Chain Door Lock, 3-5/16 in., Solid Extruded Brass, Chrome-Plated, 6 in. Chain (Single Pack), Primeline Tools, Mfr#: MP4298

This chain door guard is constructed of extruded brass and comes in a chrome-plated finish. It features a 6 inch long, 8-link welded steel chain and all installation fasteners necessary for complete install. When this chain door guard is fully assembled and engaged from base to keeper, the chain will extend to 4-5/8 inch To determine the maximum distance it secures a door for safe viewing or ventilation, subtract the thickness of the door from 4-5/8 inch (approx. 3-inch). This chain door lock can be used on a variety of door types. The smaller chain-holder base can be mounted on, or beside the door’s casing, as it measures only 3/4 inch wide, and the wider chain lock keeper measures 3-5/16 long; both with a height of 2-inch This chain door guard also works great as a child-safe security device which can help prevent little ones from fully opening doors and entering or exiting into dangerous areas. •Used on swing-in entry doors to provide security when opening for ventilation, and safe viewing of visitors •3-5/16 inch wide x 2 inch tall, material thickness is 1/16 inch thick •Chain base features a chain clip holder to prevent free-swinging chain when not in use •The mounting plates of these chain door locks are constructed of extruded brass and come in a chrome plated finish •These secondary security chain door locks allow for safe ventilating and opening of entry doors