Pos-T-Vac Mach Support Rings

Pos-T-Vac Mach Support Rings The Pos-T-Vac Mach Support Ring is a premium vacuum therapy penis pump accessory that provides user comfort and effective tension. This support ring is 30% thicker than Pos-T-Vac's basic support ring styles. This thickness in the center of the ring helps produce tension that is dispersed over a wider area, allowing the user to wear a large-size ring while still being able to maintain adequate firmness. The Mach Support Ring features looped handles that are designed for easy loading, allowing users to guide the support ring over the loading cone and onto the penile tube. Specifications: Each ring lasts for 30-40 uses Dimensions: 2.5" x .45" x 1.25" Weight: 0.6 oz Warranty: 30-day limited warrant Inside diameter by size: #5 Small  #6 Medium  #7 Large  #8 X-Large