3x7mm Stainless Ball Bearings 3x7x3mm SMR73 ZZ Ball Bearings 10 pieces 3x7mm 683

Description

World Champion ACER Racing 3x7x3mm Ball Bearings made from Stainless Steel.  These are 10 pieces as shown 3x7mm stainless steel high precision ball bearings also known as size MR73 ball bearings or 683 ball bearings. Full stainless construction, HSR cage technology and stainless metal shields on both sides. Lubricated with lightweight and 100% synthetic ACER Racing ACERGoo for super fast and super smooth action.
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