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> Bicycle hub 10 bearing grafton speed case bottom 6903
Bicycle hub 10 bearing grafton speed case bottom 6903
High Quality 10 Ball Bearings 6903-ZZ, the inner diameter is 17, outer diameter is 30 and the width is 7, this is a popular size that could be used in many applications, Bearings are made of Chrome Steel and can rotate up to 23000 rpm, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, also bearings are pre-lubricated with grease, Bearings are packed 10 bearings in one plastic tube.
* Equivalents: 61903-2Z1 and 61903Z1 Bearings
