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Vac-U-Lock Attachments include compatible dongs and dildos that are designed especially for the patented harness system. 

There are many different sizes and and shapes of snap-on attachments for your Doc Johnson Vac-U-Lock Harness System

Dildos, attachments, and adapters ensure a secure snug fit between compatible devices.

Fit your favorite sex machines with the appropriate attachments and let the furious and carefree fun begin!