BK85 Pulley 3/4" Bore 40 HP Hollow Pin Roller Chain Average Tensile Strength: 141

Average Tensile Strength: 141

Sprocket Size: 40X112

Bearing Part #: SBPFL207-20

50BTB45 Taper Bushed Sprocket Dimensions

40C15 sprockets with a stock bore comes with the standard 1/2" ID hole with no keyway or set screws and can be easily machine bored to custom sizes

BK85 Pulley 3/4" Bore 40 HP Hollow Pin Roller Chain Average Tensile Strength: 141This BK85 Pulley 3 4" bore is directly interchangeable with other manufacturers, is 8. 25" 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 BK85 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