There are 2 mace ball options for ProMace. There are only subtle differences between them.
It is essential that the correct ball is used.
JIS L 1058
- Stock code: 794-772
- Screws are almost flush with the face
- Stock code: 794-773
- Thinner chain
- Screws are recessed / sunken
For images detailing the differences between the two balls, please download the PDF document.