OK..Let us open the box.You will see four bags.
- A:Special fixing tools
- B and C:Left + right bracket
- D:Screw kit
We put this kits divided to three components illustrate.
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Up base: link to backrest.
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bracket: Link on the up base and down base
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Down base: Link u backrest plate
Of course .. Please remove backrest before installing
And then loaded down base on plate.Do not lock end!
Then remove the up base. Let It to lock your Backrest
There are three screw holes of Backrest can choose.Follow your originally to elect is better.Here please locking! 
Then the up base and bracket combination.
Lock the screw..(But do not locking end )
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Here because want to take pictures.So we remove Backrest.
At this time, please use special tools to stay fixed base.Lock it in the end.
Lock nut in the end on cushion down
The basic installation is complete.
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Then .. Let Rider to sit up ..Adjust its most comfortable backrest angle.
If OK!~tighten all screws! done!
Remark:
A:Image is a carbon fiber plate. This kit does not include(need another purchase)
B:OEM plate can be installed too.same the way
C:Special fixing tools suggestion together with car tools.
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