<ul><li>Product Name: Bicycle Bearing It is used for repair and replacement of BB68-73 BB90-92 press-in type central shaft bearings commonly used in the market.</li><li>Style: steel ball</li><li>Size: outside 37* inside 25* high 7mm</li><li>Material: bearing steel; Two weights: 41.8g</li><li>Smooth surface, good hand feeling, wear resistant.</li></ul><br><br>

MKSIWSA SUOFEILAIMU Mountain Road Bike Fixed Gear Bicycle BB Thread Press-in Central Axis 68-73 90-92 Steel Ball Bearing 37 * 25 * 7mm (Color : 2PCS)