K5051 Zinc plated steel, designed to fit all types of doors, no-mar roller, will work on most door and casing thicknesses, holds door in closed position. You may also wish to stock these related parts: K-5043, K-5044. Features: -Door catch. -Color: Zinc. -Material: Steel. -Spring loaded: Yes. -Dimensions: 4.63" H x 3.75" W x 1.81" D.