The "V7-335 E Series Mounting Kit" from Vibramate in the US is a mounting kit for attaching a Bigsby B7 vibrato tailpiece to ES-335 type archtop guitars. The V7-335 E Series Mounting Kit utilizes the original tailpiece screw holes and endpin screw, allowing for easy installation of the Bigsby B7 vibrato without any modifications to the guitar's body. It is compatible with models where the distance from the original tailpiece position to the body end is 8.0 inches (203mm). Kit Contents: V7-335 Mounting Plate V7 Tailpiece Plate "CUSTOM MADE" Classic Nameplate Cover (with adhesive tape) Base Mount Screws (inch size) x 2 Base Mount Screws (metric size) x 2 Front Mount Screws (short size/flat head) x 2 Rear Mount Screws (short size/round head) x 4 *The V7-335 Mounting Kit is specifically designed for the Bigsby B7 vibrato tailpiece. New, unused condition. The packaging has some minor damage. Thank you.