Tubular Quad Chime Quartz Clock Movement - Short Shaft 2 Year Warranty 3/8"" Shaft Length; 3/8" Shaft Diameter; 1/4"" Maximum Dial Thickness Night silencer and volume control options Movement Size: 4 7/16"H x 4 5/8"W x 1 1/4"D; Speaker Size: 3 1/16"H x 2 5/16"W x 1 1/4"D Includes 2 1/2" black spade hour and minute hand set