UC207 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 35mm shaft
UCF214 bearing is a 70mm bore four-bolt normal-duty flange bearing that utilizes set screws to secure to a 70mm shaft
Something else that is notable about this 60B21 sprocket is that it fully meets all ANSI Standards
Sprocket Size: 35B27
41BS10 3/4" Finished Bore Sprocket Dimensions
BK160 Pulley 1-1/8" Bore filter_1-3/16" UC207 bearing is a normal-dutyThis BK160 Pulley 1 1 8" bore is directly interchangeable with other manufacturers, is 15. 75" 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 BK160 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