‘Polished Ring’ Pump & Stim CylinderThis Bi Polar vacuum cylinder is fitted with two conductive aluminium ring electrodes base & glans. The 50mm tube has a 40mm internal diameter electrode, and the 60mm tube a 50mm internal diameter electrode. The lower section is available in a range of different lengths and additional lengths are available for 22. Simply choose an internal diameter and a length for the lower section. Scroll down to the full product description for information on

This makes the device bi polar – with the lower aluminium tube as a contact electrode and an upper fluid filled chamber as the second electrode

The Three Ring SPT has three separate connection options allowing for a choice between bi-polar and tri-phase E-stim

or 40mm diameter

If you require a different size or would like more information - just email us

The length chosen should be the length closest to

3 inch (76mm) – Not available

or 40mm diameter polished aluminium probe

Fitted with polished aluminium tube electrode at the base and a twin conductive rubber ‘glans cage’ for the tip

46mm conductive liner - used on our 50mm internal diameter Electro SPTs (External diameter 60mm)

Choose a size equivalent to your erect diameter – up to 5mm smaller is ok Diameter is calculated by dividing circumference by 3

5 inch (63mm) -  Use a 46mm conductive liner

The Multi ring is ideal for