Axle bearing otk

Hallo

Just to be sure. Does this bearing fit a otk/Tony kart with 50mm Axle ?

https://www.mondokart.com/en/bearings-springs-seals-mondokart/chassis-bearings-mondokart/axle-bearing-50mm-polyamide-special-cage-3.html

Thanks

Hard to say. You may want to call or email them to be sure.

yeah… I have problem contacting them by mail. I try again…

thanks anyway,