9x20x6 Ceramic Rubber
$4.99
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9x20x6 Ceramic Rubber seal 9mm Inside diameter 20mm Outside diameter 6mm wide mr699-2rs 699 2rs 9x20 Abec 5 Light oil Ceramic Silicon Nitride Si3N4 balls Chrome steel races Nylon retainers* Rubber seals Ceramic Hybrid Ceramic Hybrids last up to 10xs longer than Chrome Steel bearings. These are used in applications where high speed, load and temperature are a factor. Ceramic balls are harder and rounder than stainless & chrome steel, so therefore they offer less rolling resistance. *Nylon retainers handle up to 60% more speed than a standard steel retainer
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