The Moc 5 Tech Bearings have a higher end finish that makes the more durable for street skating.
They really hold up and are super fast.
Oust Moc 5 Tech Bearings:
The Oust MOC 5 Tech Bearing was designed for endurance in technical skateboarding.
Some of the roughest conditions in skateboarding are reached during the ollie's, blunts, grinds, and tricks of technical skating.