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50BTB72 sprockets are manufactured to accept a 2517 size taper bushing which we also stock with a wide range of bore sizes
Sprocket Size: 120R40
UCFCS209-26 Bearing Dimensions
100A23 sprockets with a stock bore comes with a 1-1/4" inside diameter plain hole and can be easily machine bored to custom sizes
This BK55 Pulley 1-1/8" bore is directly interchangeable with other manufacturers
Premier Series #35 Nickel Plated Chain - 10ft Box 80B28 Sprockets 50BTB72 sprockets are manufactured toThis premium #35 nickel plated chain offers extremely high strength, a very long working life, and the best performance. The Premier Series nickel plated roller chain takes quality to a whole new level with extreme precision ANSI components, a very high quality carbon steel, and a shiny premium nickel plating finish to prevent corrosion. Each component in this roller chain has been heat treated, shot peened, and pre stretched to provide the ultimate
