Sortafast Hybrid Ceramic Bearings - 5x10x4 Flanged (2pk)

Sortafast 5 x 10 x 4mm flanged ceramic hybrid bearings, sold in packs of 2 •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 bearing, regular maintenance / oiling is required 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.