Length Thru Bore: 4-1/8"
This 80BS13 sprocket features a 1" finished bore with a key-way and two set screws
Limiting Speed (Open): 6700 RPM
This 40A28 sprocket is a durable
our SBPF201-8 stamped steel bearing features a zinc plated housing for added protection against the elements in corrosive or outdoor applications
BK70 Pulley 1-3/16" Bore 40B16 Sprockets Length Thru Bore: 4-1/8"This BK70 Pulley 1 3 16" bore is directly interchangeable with other manufacturers, is 6. 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 BK70 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