UC203 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 17mm shaft
This 80SF35 sprocket is a durable
UCF210-31 Bearing Dimensions
and precision A-Plate sprocket with 66-teeth that is manufactured out of high-quality steel
BK47 Pulley 3/4" Bore 4.45" V-Belt Pulley Baart Industrial Group UC203 bearing is a normal-dutyThis BK47 Pulley 3 4" bore is directly interchangeable with other manufacturers, is 4. 45" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. It works with belt sizes A, 4L, B, 5L, AX, BX, AA, and BB. What separates this BK47 pulley from the others is that it is made using a high grade 35 cast iron, is phosphate coated, painted, and balanced at the factory. Using the grade 35 cast iron offers a higher tensile