From the website:
Set contains 5 rippers. Ripper body and arms have 3x1mm magnet type holes, as it is shown on picture 3. Models are designed to fit 28mm "heroic" tabletop wargames scale, (max 40mm height) supplied unassembled and unpainted. Designed by Puppetswar art team, sculpted by Maciej Powarunas and AR.