Check the listing for details. Antique Farm Implement Flat Belt Pulley Cast Iron. Condition: Used. Listed at 45.00 USD. This is an original antique farm implement flat belt cast iron pulley. It's in good condition except for it is pitted and needs to be cleaned up and most of it should clean up. It measures 9 3/4" across and 4" wide and 3 7/8" through the hole and it is 9 1/4" on the inside. The hole is 7/8" with 1/2" ears on the one side and it is 3/4" between the ears and they should have been for a crank handle at some point. View the pictures and ask any questions.