If vibrations light your fire then this vibrating bullet is a "must have" accessory to add to your Vac-U-Lock Harness. This high-powered silver bullet with a multi-speed power pack is designed for Vac-U-Lock systems and is easily attachable using Velcro. The Vac-U-Lock Harnesses are all constructed to support this accessory.

 

The velcro on the bullet attaches to the velco strip that is on the harness just above the opening.