Grover 505 Series Mid-Size Roto-Grip Locking Rotomatics, 12-String - Gold

The 505 Series has been redesigned to be a drop-in replacement for our 205 and 205-18 Series. Utilizing the famous Rotomatic® design with a "thumb screw" mechanism which locks the string into place, allowing for quick string changes. To operate, insert the string through the post hole, wrap around once, then lock by tightening with the thumb screw.