2Pcs 6902 Hybrid Ceramic Bearing 15x28x7 mm ABEC-7 Bicycle Bottom Brackets & Spares 6902RS Si3N4 Ball Bearings

TECHNICAL SPECS

Model: 6902 RS CB Structure: Deep Groove Ball Material: Hybrid Ceramic Bore Dia (d): 15 mm Outer Dia (D): 28 mm Width (B): 7 mm Bearing Grade: ABEC-7 Closures: Rubber Sealed (2RS) Lubrication: Grease Clearance: C0 Dynamic Load Rating (Cr) (Newtons): 4321 Static Load Rating (Cor) (Newtons): 2259 Weight: 0.018 kg

WHAT IS A HYBEID CERAMIC BEARING?

A ceramic hybrid bearing is a combination of ceramic balls and bearing quality steel rings. Which combine hardened steel rings with rolling elements made of high-performance ceramic materials, are an increasingly popular option for demanding applications.

BEARING STRUCTURE

Bearing Steel (Outer Ring & Inner Ring)+ Si3N4 Ceramic Balls + Nylon Cage + Grease + Sealed = HYBRID CERAMIC BEARINGS

Brand Story

As a professional bearing manufacturer and Bearing Manufacturer in China. Founded in 2007, it is located in the DongGuan China. It has a wealth of technical expertise in manufacturing various ball and roller bearings. Its automatic bearing production lines are of most advanced level both home and abroad, and produces 10 million pieces of bearing annually. We inspect bearings quality to ensure them performing exactly as specified. That is the reason for our continuing growth and success. In 2010, we established our ball bearings distributor trade company to do the export business of our bearings.