Bore: 11mm
50BS60 1 1/2" Finished Bore Sprocket Dimensions
50A80 sprockets with a stock bore comes with a 15/16" inside diameter plain hole and can be easily machine bored to custom sizes
This 60Q70 sprocket is a durable
Our UCHA212 bearing is dimensionally made to industry standards
BK190 Pulley 1-1/4" Bore 41B40 Sprockets Bore: 11mmThis BK190 Pulley 1 1 4" bore is directly interchangeable with other manufacturers, is 18. 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 BK190 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