GOTOH FB30/L4 Nickel bass tuning machines (set of 4). These are made of metal, providing a solid feel and smooth operation. While there is some dulling and minor scratches from use overall, the tuning machines themselves have no deformation, and there are no issues with their function, such as rotation and holding power. They are in a condition that is perfectly usable. * Mounting screws and bushings are not included. Please consider this item, understanding that it is a used product.