Bakfiets Q-4 T-BOX Manual page 8

19 put flat mat,then put spring
washer
20 screw on M18 nut
21 lock it
22 fasteners&damper and tool ,
a.damperx2
b. damper bushingx2
c.M8X50 boltx2
d.M8 nylon nutx2
e.flat matx2
f.12#wrenchx1
g.13#wrenchx1