Individual Air-Free (AF) Pistons for the Nordson 2K 50ml 1:1 ratio cartridges
Nordson AF (Air-Free) Auto-Release individual pistons that fit the Nordson 2K (aka A-System) 50ml 1:1 ratio cartridge and the Atlas Professional 50ml1:1 ratio cartridge.
These pistons are sold as single Pistons, and incremented/added one-at-a-time on this productd page.
Please note that each cartridge needs 2 pistons.
Pistons for Nordson 2K 50ml 1:1 ratio cartridges (#770461)
Here is a video from Nordson that illustrates how these next-generation pistons operate: