You can get it from almost any hi-cap magazine

Width 4мм

You need to crop and fold as in the photo

You need to cut the length as set you.

Bend and fold as shown in the photo

It is very important to adjust the speed of work.

1) Shut down completely.

2) Enable.

3) start shooting and turn the regulator, stop when missing shots disappear. (Idle shot.)

Synchronization is very important.