These 'Jigs' are designed to assit in the accurate positioning of point motors lining up with the track perfectly. They are designed for code 100 track points. These are versions for SEEP solenoid type point motors. Please make sure you get the correct type.
They are available for Single points which work on left and right hand points, curved or straight, 3 way points and a version for double slips. They are designed to work with code100 points.
There are printed instructions with photos in each pack showing you how to use the jigs.