... 3.Good price 4.Multi-layer prevention design 2011 Soap Dispenser Pump Product Components Material: *Actuator, Stem, Chaplet, Closure-- PP*Piston ... Pump Specification: Closure Diameters: 24/410, 28/410, 28/400, Screw Locking System,Dosage: 1.6-2.2gApplication: Shampoo, Shower foam ... (double ribbed collar)*33/410E(double ribbed collar) 2011 Soap Dispenser Pump