Step 2: Attach front leg (P1) and back legs (P2) to chair top (P3) using Lock washers (H2), Flat washers (H3) and Bolt {H1) as shown below. (H1)x12 Bolts M8 x 30mm So {H2)x12 Lock Washers 8 @ (H3)x12 Flat Washers 8 0 (H4)x1 Allen Wrench <_ ADDITIONAL NOTE ABOUT SAFETY: BOLTS MAY LOOSEN DURING NORMAL EVERYDAY USE. THEY SHOULD BE PERIODICALLY INSPECTED AND RE-TIGHTENED TO PREVENT DAMAGE OR INJURY. ALWAYS CHECK TO ENSURE THAT ALL HARDWARE I$ KEPT TIGHTENED.