ParaBody Leg Press 100101 Assembly Instructions Manual page 11

3-1/4"
FIGURE 9
STEP 9:
¯ SECURELY assemble the SEAT FRAME (2) to the LEVER TUBES (5) using two 1/2 X 3-1/4" BOLTS (27) and two 1/2"
NUTS (21) as shown in FIGURE
11