Novak's Ceramic Ball Bearing ABEC-5 (3/16”I.D. x 1/2”O.D. x 0.1960”W) [#5936] includes high-performance Si3N4 ceramic balls. It also serves as a replacement front bearing for Novak’s Ballistic, Velociti and SS Pro Brushless Motors. These bearings are oversized and difficult to find.
