Features
- Low Profile Heavy Duty Turntable
- 360 Degree Rotation
- Locks In 10 Degree Increments
- Steel Ball Bearing Construction
- Multiple Mounting Holes
- Can Be Installed On Most Ultra Seats
Bolt Pattern (Top) 
- Side to Side Top Mount 330mm (13”)
- Front to Back Top Mount 280mm (11")
Bolt Pattern (Bottom) 
- Side to Side Bottom Mount 330mm (13")
- Front to Back Bottom Mount 280mm (11")
Replacement For
- Grammer Swivel 134958
Suitable for Many Applications.