Pressure button from Beiter.
Cushion plunger Decut ZX229
Very nice button with precise click adjustment at a great price. Complete with spare tip, spanner & three spring weights.Screw 5 /16
Fivics Cushion plunger 540, Smooth, Simple and Steady Pressure Point.
Fivics Cushion plunger 740, Smooth, simple and easy control system.