KegLand
PET Keg Tapping Head
$19.99
Tapping Head: This handy Tapping Head assembly is for those who prefer dispensing their 8L PET keg with CO2.
In addition you'll need a thumb tap and 2 ball lock disconnects.
You will also need a Premium CO2 charger that accepts cartridges OR a standard CO2 tank and regulator.
8L PET Keg here