Note the buffering has been updated to look more like a standard tailpiece.

Standard Size: for Measure A (see below) between 5 and 6.5 inches. For measure B between 24.5" and 31.5" Measurements are in inches and should be made with a flexible ruler following the path of the existing cable from the back of the endpin collar, around the saddle and then measured to the specified place. Measure A: measure from the back of the endpin collar to the top edge of the saddle. Measure B: measure from the back of the endpin collar to the top of the bridge.