LAZ Sit Up Bench Adjustable Weight Bench Fitness Training Weight Bench Body Workout, Backrest/Seat,Multifunctional… $229.00 Make sure this fits by entering your model number. ★Sturdy and Durable:Designed with ample padding and heavy duty steel construction, this sit up bench provides stability for simple exercises, ideal for emphasize lower abdominal muscles. ★Level Adjustable:Adjustable height can help you challenge various training difficulties and achieve higher goals.