9. Attach handlebar tube (11) to the parallel bar with washer (26) and bolt (M10x20mm)(5). Attach
parallel bar (20) to the vertical tube (4) with bolts (M10x75mm)(13), washers (26) and locknuts
(23).
Attach arm cushion (44) to the parallel bar (20) with washers (25) and bolts (M8x70mm)(8).
Connect backrest cushion (41) and backrest adjusting tube (24) with washers (25) and bolts
(M8x30mm)(3), then insert backrest adjusting tube (24) into backrest adjusting bushing (18),
and lock it with T-shaped adjustable pin (68).
Connect seat adjusting tube (35) and seat cushion (42) with washers (25) and bolts
(M8x30mm)(3), then insert seat adjusting tube (35) into the side bushing on seat tube (3), and
lock it with T-shaped adjustable pin (68).
Slide tube (79) through the leg-kicking adjusting tube (36), slide the bolsters (61) onto both end
of the tube, lock with leg-kicking sofa hole covers (52) and plastic briquetting (53). Insert
leg-kicking adjusting tube (36) into the front bushing on seat tube (3), lock it with T-shaped
adjustable pin (68).