Sometimes, you are not satisfied with just a single wiper blade over your windshield, sometimes you're wondering why some trucks has double wiper blade on a single arm, does it even do anything?

Now you can try having 2 wiper wiper blades on a single wiper arm on your car windshield. Simply print any adapter that you're fond with, and print the wiper holder and another with mirrored one.

You require the following:

1. 4 M3x25mm or 22mm bolts.
2. 8-12 washers to ensure the M3x25mm will meet at the center of the adapter evenly.
3. 4 M3 nuts.
4. Cable ties.

Assembly are straight forward as shown in picture. Use cable ties shown in the picture above to your wiper arm.

This is meant for a J or U hook style wiper arm, the width of the wiper arm is 9mm. Print with any materials other than pla, yes, pla gives rigidity, it will crack after long period of stresses.

Disclaimer

I held no responsibility for any damage done to your item, nor any trouble it may give you. Please check your local traffic law if this is permitted as well.