Gibraltar GABR Height Adjustable Backrest for 18" Saddle Drum ThroneThis height adjustable backrest is designed to add extra comfort to your 18" Saddle Drum Throne. Providing customizable lower back support, it ensures that you can maintain a comfortable posture throughout long performances. The backrest is compatible with 9608OS and older 9608HM models, offering easy attachment and seamless integration into your existing throne setup. [new_column] Features: Height adjustable for personalized back support Compatible