Xebex Fitness AR-3GL Assembly Instructions & Owner's Manual page 11

Step 7
7-1
To install Seating place Seat Cushion(G1) above the pre-screwed holes of Seat Support
Frame(G2). Secure with 4 (J1) bolts and 4 (J2) washers.
7-2
Place Seat Support Frame(G2) with Seat Cushion(G1) onto the seat bracket on Base Railing(B).
Secure with 4 (J7) bolts and 4 (J2) washers.
G2
7-1
J2
J1
J7
J2
7-2