Modelcraft b 4 axial grooved ball bearings 10mm od 4mm bore 4mm
Modelcraft axial grooved ball bearings modelcraft b 4 modelcrafts axial grooved ball bearings 10mm od 4mm bore 4mm are manufactured using metric chrome steel allowing good operation at high speeds modelcraft b 4 axial grooved ball bearings 10mm od 4mm bore 4mm
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