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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Frame Mount Width 18
Proven 3-pc
Stainless Steel Bearings provide unparalleled corrosion resistance
Integrated under-saddle mount for tools and storage compatible with existing brands of saddle accessories
CeramicSpeed 61903 Coated Bearing - (6903) Coated Bearing Race ISO Width (mm)-49 Frame Mount Width 18CeramicSpeed 61903 Coated Bearing (6903) Coated Bearing Race. CeramicSpeed cartridge bearings with coated race are a premium upgrade option that provide extremely low friction improved power transfer and a service life that far exceeds traditional steel bearings. These bearings feature coated races that provide the ultimate performance and longevity. Grade 3 Silicon Nitride balls The coated bearing races increase the bearing service life by providing
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