Mercedes Benz W124 Key with central locking

Hey guys,

i made a key for my Mercedes Benz W124 with central locking sender

it fits for this inca pro rf locking system
http://www.ebay.de/itm/201196319152?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT

i used the screws from the original sender, an an m3 screw

have fun