Check the listing for details. Fisher Scientific Marathon Micro A Centrifuge Rotor. Condition: Used. Listed at 29.99 USD. Listed here is a Marathon Micro A Centrifuge Rotor. This rotor came from a working centrifuge, and comes with most of the components needed to attach to the centrifuge motor, though no screws are provided. You get the exact unit(s) seen in the pictures. RETURNS: Returns are accepted. SHIPPING: Shipping accepted to The Lower 48 U.S. States. NO shipping to APO Boxes, Hawaii or Alaska. The ONLY international shipping option accepted is Ebay International Shipping. No other international shipping is accepted, period. If for some reason an order is placed that does not meet these criteria, the order will be cancelled - no exception. I do my best to ship as soon as possible upon payment. I do my best to send items out within 3 business days - shipments tend to go out faster than that if I'm handing multiple orders within 24 hours. If the shipping and handling time on this listing is mentioned to be exceeding 3 business days, it can be assumed that I am currently away and that the S&H time will return to 3 days once I am back.