Install Pads Install screws and washers securing back pad to main frame assembly using a 7mm Allen wrench. Item Description Qty. 1 Back Pad 1 2 Main Frame Assembly 1 3 Washer, 3/8" Flat 4 4 Screw, M10 x 1.5 30mm 4 Tighten hardware to 40-50 in-lb / 4.5-5.6 Nm. Install screws and washers securing seat pad to main frame assembly using a 7mm Allen wrench. Item Description Qty. 1 Back Pad 1 2 Main Frame Assembly 1 3 Washer, 3/8" Flat 2 4 Screw, M10 x 1.5 30mm 2 Tighten hardware to 40-50 in-lb / 4.5-5.6 Nm. Parent topic: Assembly Procedure