Hybrid Ceramic 2RS. Each Hybrid Ceramic 2RS. --- Hybrid Ceramic Bearings ---. OEM spec 2RS bearings. silicone nitride ( ceramic Si3N4 ). - Only press bearings outside edge. "Non Standard". on the inner race or rubber seal.
Ceramic Hybrid 2RS Bearings 608-6902-6806-Etc Chrome Steel Race With Si3N4 Balls
HEADSET BEARINGS IN HYBRID CERAMIC - VARIOUS SIZES
Pinarello F12 Steel, Stainless Steel or Hybrid Ceramic Headset Bearings
6903/61903 2RS 2DU Sealed BIKE Bearings - Chrome, Stainless & Hybrid Ceramic
MR15267-2RS 15x26x7 BEARING STEEL,STAINLESS,HYBRID CERAMIC, ENDURO CERAMIC ZERO
BB30 BEARING PAIRS - STEEL, STAINLESS & HYBRID CERAMIC (6806-2RS - 30x42x7)