Sprocket Assembly 08B 21T 48T 50mm
Sprocket assembly to transfer 08B chain between 21 and 46 teeth. Fits on 50mm shaft. Comes standard with bearing inserted (138-4050). *Old Part No. 116-334
Model SKU: 116-3034; Chain: 08B/08B; Teeth: 21/46; Shaft: 50mm
