Anal Sphincter ProbesDesigned to focus E stim sensation on the anal sphincter. Available in 30mm, 40mm or 50mm diameter. The non conductive Acetal heads are interchangeable and simply screw into position. Fitted with a strap loop for harnesses and a 4mm banana jack socket.

red or blue

Enables connection of all Two stage SPTs

A polished aluminium “hour glass” constriction electrode is fitted between the upper and lower section

3 inch (76mm) – Not available

and an E-stim rubber masturbation bag (with either 40mm or 50mm harness mount)

Add 200g of K-lube powder (makes 200 litres of lube) for £25

Electro stimulation using a water based solution gives a uniquely intimate type of contact - a perfect 100% contact

Together the harness provides the option either two or three simultaneous electro-stimulation contacts

A remarkable sensation

40mm or 45mm constriction for 50mm SPTs

an adjustable perineum electrode (with both front and side connection point)

Lower settings will continue to offer gentle e-stim