The one-piece back plate, brass gear, die cast button and knurled bushings are the same as those used on the Sta-Tite™ guitar machine head. The string post has been shortened to 1 inch with the string hole .630″ from the back of the base. 14:1 gear ratio provides for accurate tuning. Includes bushings and wood screws.
For detailed specifications and/or fitting guides please locate this item on the Grover website where they offer more information.