Product Description This showcase and pass-thru window lock is constructed of steel and diecast components and comes in a chrome plated finish. It features a 9/16 in. tall locking bar that extends 5-1/2 in. long, and it can fit on showcase glass panels up to 5/16 in. thick. This lock is fully adjustable to accommodate for various closing alignments, it’s easy to install, and it uses ILCO 1000X keyway. Keys included with locking device. From the Manufacturer This showcase and pass-thru window lock is constructed of steel and diecast components and comes in a chrome plated finish. It features a 9/16 in. tall locking bar that extends 5-1/2 in. long, and it can fit on showcase glass panels up to 5/16 in. thick. This lock is fully adjustable to accommodate for various closing alignments, it’s easy to install, and it uses ILCO 1000X keyway. Keys included with locking device.