Oil Limiting Speed: 40000 RPM
Sprocket Size: 50Q37
Our vibration-damping SAR206-17 bearing is made according to C3 precision standards
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the SAPP204-12 3/4" bearing has incredible holding power and stability
BK47H Pulley single-groove 4.45" OD 2BK32 Pulley Oil Limiting Speed: 40000 RPMThis BK47H Pulley uses an H Series Bushing, is directly interchangeable with other manufacturers, is 4. 45" in diameter, and is manufactured in accordance with ARPM Standard IP20 for safe operation. With AK series pulleys you can use A, 4L, B, 5L, AX, BX, AA, and BB belts. What separates this BK47H 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