30204 Taper Roller Bearing 20x47x15.25 30204 Taper Roller Wheel Bearing, it ables to carry radial and axial load in one direction simultaneously (cone + cup), this is a popular size that could be used in many application that uses this size 20mmx 47mmx 15.25mm. Bearing is made of Chrome Steel. Item: 30204 ball bearing Type: Taper Roller Wheel Bearing Size: 20mmx 47mmx 15.25mm Quantity: One Bearing (cone+cup) Basic