READY TO SHIP Hub Bearings HSC - HSC CERAMIC bearing 6903-RS 17x30x7mm 14.8g HSCBEA1003000 €36.00 DIMENSIONS 17 x 30 x 7 mm BALL MATERIAL Si3N4 BALL GRADE 3 US Made Silicon Nitride ceramic RACES Cryogenically Treated Chromium Steel SEALS RS with low friction PRECISION ABEC 5 RETAINERS Polyamide nylon APPLICATION Wheel Hub WEIGHT 14.8g Add to cart