Rx Blue Steel Skateboard Bearings

F

• ABEC-9 rating, Ball deviation grade 5, Noise is under 31db
• 7 Steel balls are 52100 carbon, chromium steel (HRC 67)
• Inner and Outer raceways are 52100 carbon, chromium steel (HRC 67)
• Retainer is 6/6 Nylon special additive making it more resistant to breakage
• Pre-lubricated with Rx Lube Drops®, a low viscosity oil to reduce friction

S

• Balls are highly polished to a mirror like finish
• Inner and outer races are highly polished to a mirror like finish
• Raceway is optimized for the ball and raceway contact area and contact angle
• Removable non-contact rubber shields for easy cleaning and zero friction
• ABEC-9 rating, Ball deviation grade 5, Noise is under 31db