Sortafast Hybrid Ceramic Bearings - 4x8x3 Non Flanged (2pk)

Sortafast 4x8x3mm non-flanged ceramic hybrid bearings. •Lightweight high speed oil - ready to use right out of the package•No heavy greases to remove or slow you down•Metal shield and Si3N4 ceramic ball for the lowest possible resistance•ABEC 7 rating•Sold in pairs This is a performance oriented bearing, regular cleaning / oiling is necessary to prevent accelerated wear and maintain optimal performance. Please expect to replace bearings more frequently when using in harsh environments or after hard impacts/crashes.