Vac-U-Lock Handle - Black. This sturdy handle can be used with any compatible Vac-U-Lock components. Ergonomic design for easy use and subtly textured finish for a firm grasp, this Vac-U-Lock Handle is ideally shaped for insertable pleasure. Whether you want double the pleasure, handheld control, or options for solo use - our accessories have you covered. Vac-U-Lock is the world's first and only patented harness system, offering endless possibilities for you to embrace your fantasies. Total length: 8.4 inches. Width: 2.4 inches. From Doc Johnson.