Vantly BT-1228SDU-S Manual page 4

Step 9 :
Fasten the lever of the qulick release and the tow bar
is now secured.
Step11:
The ball pin at front side would be fell into bracket
automatically.
Step 13:
Use the wrench to release the nut of bike rear wheel
axle. Remove the black connector (Part A) from the hitch
assembly and slide the bike rear wheel axle through the
hole of black connector. Then tighten the
nut of bike rear wheel axle.
Step 10:
Pull down the side protect bar at both sides of trailer.
Step 12:
To assemble the trailer with your bike.
You have to examine that the hitch assembly is fixed
at the end of tow bar.
A – black connector
B – silver alloy tubing
Step 14:
Take the silver alloy tubing (Part B) that fixed at the
end of tow bar, insert the black connector into the
silver alloy tubing. Rotate the black connector to
align its hole with the hole of silver alloy tubing.
Insert the locking clip into both holes to lock.
4
C – Locking clip