Keys Fitness Adjustable Hyperextension KF-AH - Manual (Page 7)

STEP 3
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NOTE: Hand tighten bolts and nylon nuts until machine is fully assembled.
Attach Swivel Frame B (7) to Adjustable Frame (6) using Bolt
M10X110 (9), Washers M10 (36), and Nylon Lock Nut M10 (39).
Attach Pad Support (4) first to Swivel Frame B (7) using Bolts
M10X80 (30), Washers M10 (36), and Nylon Lock Nut M10 (39). Now
secure the pad support to Main Frame (3) using Bolt M1X105 (8),
Washers M1 (35), and Nylon Lock Nut M1 (38).
Assembly
7