AK56 Pulley 1-1/8" Bore Variable Pitch Pulleys Sprocket Size: 40BTB28

Sprocket Size: 40BTB28

and precision 43-tooth sprocket that is manufactured out of high-quality steel

and precision 42 tooth sprocket that is manufactured to accept a S1 bushing

What separates this four groove 4TB66 pulley from the others is that it is made using a high grade-35 cast iron

AK56 Pulley 1-1/8" Bore Variable Pitch Pulleys Sprocket Size: 40BTB28This AK56 Pulley 1 1 8" bore is directly interchangeable with other manufacturers, is 5. 45" in diameter, is used with A style V Belts, and is manufactured in accordance with ARPM Standard IP20 for safe operation. What separates this AK56 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 strength and is more wear