6903-ZZ Nachi (Metal Shields)
Dimensions – 17 x 30 x 7
Nachi Bearings is a high-quality Japanese manufacturer with their bearings being used on Mars in the Mars rovers.
They come with metal shields (ZZ) which help reduce friction within the bearing allowing for a more free-running bearing, and are suitable for a wide range of hubs including Mavic, DT & Hope etc.
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