This Streamfeeder S-850 has been cleaned, belts and o-rings replaced, and bearings replaced where needed. This feeder has the 14" Vacuum Transport option on it...ideal for mounting your IJ printer, camera, or barcode reader to. It also includes a Controller to run continuous. Sensors can be purchased additionally for one-shot, start/stop operation. It has been fully tested and runs great. Does not include the vacuum blower. You can supply your own or contact us for pricing.