1. The T slot of slot should be designed according to the picture 1, If there is a relatively high slider, the slider T slot is not high enough which will cause the center of gravity to be unstable, so the size A can be made as same as the mold plate after adding the slider holder height;
2. There are 4 common types of slider holder which shows in picture 2, it will be better to make the structure of picture 2A;
3 The assembly gap of each slider holder which shows in picture 2;
4. Making at least 2 screws to fix each slider holder, and use 2 dowel pin if there are dowel pins;
5. The friction surface should make oil slot or inserting the graphite between the friction surface of slider holder and slider.