RE: TO HOW OLD IS IT & HISTORY
HELLO BOB_NY
I BOUGHT MY OS 61 SF BRAND NEW FIVE YEARS AGO AT A LHS. NO BAD CRASHES WITH IT.MAYBE 60 FLIGHTS ON IT BETWEEN TRAINER & BIG STICK.ITS WAS BROKE IN ON A ENGINE STAND WITH COOL POWER 15% AND STILL USEING IT.
NEDYOB