Base Mounted; 5/8" Shaft Diameter; 4-1/2" Overall Length; 2" Overall Width; 2-1/16" Overall Height; Adjustable; Cast Iron

Idler Chain Sprocket; Roller Chain; 20B-1 Chain Size; 10 Teeth; Ball Bearing; 31.75MM Chain Pitch; 1 Row of Teeth; Hardened Teeth; Carbon Steel; 4.598MM Outside Diameter

Idler Flat Belt Pulley; 30MM Bore; 40MM Face Width; 150MM Outside Diameter; Steel