brushless losi 8b

Originally Posted by GO-RIDE.com

I've heard of some problems with the Losi plastic spur. The Kyosho one is very solid, but requires using the Kyosho o-ring to properly seal the output shaft.

so does the kyosho fit with no problems then?
it is this one right?
http://www.modelsport.co.uk/index.ph...xtString=IF148
EDIT: would these work? http://cgi.ebay.co.uk/Kyosho-Main-Ge...3A1%7C294%3A50
where can i get the o ring from?