Gas gas fse 400-450 2003 aggiuntiva jetprime memjet evo - any impressions?

[expirmininkas]

Hello,

Does any body knows, what are these for:

https://www.ebay.pl/itm/GAS-GAS-FSE...576119?hash=item236c76bc37:g:cBQAAOxyoFRR5Xat

??

I've translated the text in the listing with the google translate, but maybe anyone has tried on of these?

 

[Harry]

found this http://memjet.hu/index.php?option=com_content&view=article&id=65&Itemid=63

 

[expirmininkas]

Great, thank you!!!

It looks like a cool thing while reading the information. Has anybody in this forum tried something like this?