Konkave

I just bought a new irony Jpx and in 2 minutes it started to make a screeching sound and it is responsive. It’s got a konkave bearing and the same happened when I got my prodigy. If I just use it will it start playing unresponsive

this may help - http://yoyoexpert.com/forums/index.php/topic,871.0.html

mgodinez

cloudy…