R4A TP SI3N4 LD

Description

Peekaboo5, Full Ceramic bearings are specially designed for use with motorcycles, road/mountain bicycles and other demanding applications seeking to reduce rolling resistance and weight. Peekaboo5 bearings have high precision, grade 5, silicon nitride ceramic balls, Zirconia ceramic ABEC 5 races, a high speed Peek retainer, no friction peek seals and Boca's exclusive low friction oil. Full ceramic bearings are lighter, have less rolling resistance and can sustain higher operating temperatures than traditional bearings. C3 Fit,