- 18:1 tuning ratio and 3 right hand and 3 left hand tuning machines
- MAGNUM LOCK locking string from the tuning post post cap with a twist using a coin or flat screw-driver (no thumb-wheel, clean look)
- ROCK-SOLID posts prevent the rocking of string post
- LUBRI-COAT lubrication for smooth action and longer life
- Includes bushings and screws