Hand Pump Cylinder Tri-phase The SPT is designed to

The SPT is designed to be used hands free and there is a built in system which allows it to be suspended over the penis

Sizes 30mm

or 40mm diameter polished aluminium probe

Harness: We make our harnesses in two sizes

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Hand Pump Cylinder Tri-phase The SPT is designed toOur entry level hand pump cylinder is manufactured in house from 5mm acrylic tubing and is fitted with an aluminium comfort ring harness mount The cylinder is available with a 50mm or 60mm internal diameter and has a length of 250mm. Scroll down for detailed sizing information. The tube is fitted with a standard click fit female connector compatible with hand held vacuum pumps. Sizing: Internal diameter (50mm or 60mm): In our hand pump cylinders 50mm