Walnut Hollow Quartz Movement for 1/4-Inch Surfaces Clock Kit, 1/4", Brass WALNUT HOLLOW-Quartz Clock Movement: For 6mm (1/4 inch) Surfaces Walnut Hollow clock movements offer watchmaker's accuracy and dependability They're suitable for repair or restoration of all kinds of clocks or use them to create your own unique timekeeper This package contains one Quartz Clock Movement and clock hands Finish: brass