STEP 2:
1. Attach Backrest Support Frame (left) (5) and Backrest Support Frame (Right) (6) to Main Frame
(1), using two Oil Bushings (26), one M12X185mm Hex Bolt (28), two M12 Washers (34) and one
M12 Nylon Nut (38).
2. Attach Abdominal Cushion Frame (4) to Adjustable Tube (2), using two Oil Bushings (26), one
M12X85mm Hex Bolt (29), two M12 Washer (34), one M12 Nylon Nut (38) and one Quick Knob
(23). Then insert Quick Knob (23) through the single hole on the U-type Plate to any one of the
holes on the Round Plate.
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