1986 Kubota KH-28l

[challenger12589]

Looking for upper roller, lower roller and one sprocket can anyone help. I tried everyone I can think of on internet. Just bought the unit and Kubota wants too much money for these items and can't get the sprocket

 

[100 td]

Expensive, but a possibility?
http://www.goldeneagledirect.com/index.php?l=product_detail&p=162944
Other than repair or part out yards, where most would be U/S