String Butler for Guitar V4 And Comparison with V3 Model

This is my video showing the String Butler for Guitar V4 or version 4.  This model is fitted for bigger guitars with large or over-sized headstock.  Examples of these guitars are Epiphone Brent Hinds, Epiphone Sheratone, Gretch Eletromatic, Dean Wings electric.  This String Butler V4 has six posts unlike other models of String Butlers which have only four posts.  Checkout my video to see the product.