Such as Flat Bench Presses/Incline Dumbbell Bench Press/One-Arm Dumbbell Preacher Curl/ Leg Extension/Dumbbell flye,etc. The supine board allows you to exercise abdominal and leg muscles. Dumbbell Rack Size: 79x 152 x 98-128 cm/31 x 59.8 x 38.6-50.4 in.