fantastic furniture Bridge Manual page 6

Step 2
P3
What you need:
Allen Key 4 x Large Bolts
(H4) (H1)
H1
H4
Align 2 x support bars (P3) between the 2 x table leg frames (P2).
Attach using 4 x Large Bolts (H1) tightening with the allen key (H4).
You may now fully tighten all bolts securing the support bars (P3)
to the table leg frames (P2).
Step 6