Fix Your Old ClockIf you're tired of looking at that mantle clock reading ten past one, why not fix it! It will take you about 10 minutes with one of our clock modules. Just remove the old mechanism, replace it with an accurate quartz crystal movement. Don't forget to pull the old mechanism apart to see which bits you can re-use for other projects!Features:- Self starting one second stepping motor- ±15 second/month accuracy- Supplied with three sets of hands- Shaft length 16mm, diam. 7.5mm- Includes sweep second hand