<https://www.baristasupplies.com.au/green-m12-portafilter-handle/#product>
<http://schema.org/description>
"This Green Portafilter Handle has a 12mm male thread and will work with any 12mm portafilter body.\r\nNote: Please check if your portafilter has an exchangeable handle before ordering."
<https://www.baristasupplies.com.au/green-m12-portafilter-handle/>