For use with goats and sheep to extract Rumen Fluid with our Rumen Mate Bucket and Pump.  The  RFE diameter is 1.2cm and length is 5.8cm. The tubing has a diameter of  1cm and length of 170cm. Dr. Frank W. Abrahamsen utilized the "RFE” Rumen Fluid Extractor for Goats and Sheep to analyze the rumen fermentation in meat goats.