Pos T Vac® Mach 1 Support Rings (buy 3, get 4th free)



The Pos T-Vac Mach 1 Support Rings are vacuum therapy support products and penis pump accessories that are used to support user tension and comfort via a soft-gel tension system. The Pos T Vac Rings feature a thick band design with looped hand-holds. The handles on the either end of the middle band can be used to grip the Pos T Vac Mach 1 Support Rings and guide the opening and closing of the middle loop.

Pos T Vac Mach 1 Support Rings have venous occlusion properties that is designed to aid in sustaining erections after they have been achieved.  The constriction offered by the soft-gel band allows erections to be maintained for longer.

Multiple sizes are available. Review the drop down menu to make a selection. The sizes indicate the diameter of the middle loop and range from the most common to smaller and larger sizes.

Additional information

1 Mach-1 premium constriction of your choice. 4 sizes available

Country of Origin


Mach 1 ring Size

#5 (8 mm), #8 (15 mm)

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