50BB13H 13-Tooth 5/8" Bore Ball Bearing Sprocket #50 Chain filter_50BS14-FB 35B17 sprockets with a stock

35B17 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

2082B19 Sprocket

While the phosphate coated and then painted finish adds corrosion resistance to the 3TB48 pulley

50BS18 1 1/4" Finished Bore Sprocket Dimensions

4C180E Sheave Dimensions

50BB13H 13-Tooth 5/8" Bore Ball Bearing Sprocket #50 Chain filter_50BS14-FB 35B17 sprockets with a stock50BB13H idler sprocket is categorized as a ball bearing idler sprocket due to the ball bearing inserted into the sprocket. This 50BB13H idler sprocket features 13 hardened teeth, a high quality ball bearing with a 5 8" Bore, and fully meets all ANSI Standards. Additionally this 50BB13H idler sprocket was engineered to be extremely durable and high performance, along with being manufactured out of a high quality steel and components to create an idler