Intended to be an affordable replacement for the Youngtown 12888 Trigger Type Mini Quartz Movement

 This trigger movement is designed to emit an electronic pulse on the hour to trigger a sound-making device. These movements are commonly used in novelty clocks that have the sound of a bird, train, or other sounds on the hour. Threaded part of hand shaft is 5/16" long, 5/16" diameter, to go through up to 1/4" thick clock face. The total shaft length is 5/8". Case Size: 2-3-16"W x 2-3-16"H x 5/8"D.

The hand shaft is designed to fit most YoungTown press on hands. Shaft diameters: the hour hand mount is .196" (5.0mm), the minute hand mount is .125" (3.18mm).