Full Ceramic Skate Ball Bearing - ZrO2 Rings - Si3N4 Balls 75mm bore SFR156 bearing is closed with

SFR156 bearing is closed with 2 Rubber Seals and double sealed

KYOSHO MP 7

With an ABEC-7 rating and a 15° contact angle

R2-5 Ball Bearing

U-Groove Guide Bearing 8mm ID

Full Ceramic Skate Ball Bearing - ZrO2 Rings - Si3N4 Balls 75mm bore SFR156 bearing is closed with608 Full Ceramic Skate Bearing 8mm x 22mm x 7mm ZrO & SiN, Ultra Smooth Performance The 608 full ceramic skate bearing is designed for competitive skating, offering the ultimate in speed, smoothness, and corrosion resistance. Built with zirconium oxide (ZrO) rings and silicon nitride (SiN) ceramic balls, its ideal for skateboards, inline skates, rollerblades, and roller hockey applications. Size: 8mm ID x 22mm OD x 7mm Width Type: Full ceramic bearing