These are brand new OEM take offs. Gravely Commercial Pro Turn 200 Zero-Turn Mower Spin Wheel Yoke Caster Tire 15×6. I have a several of these for sale. Please do your own research as to what it fits. I was told it came off the mower listed in description. Vertical height – about 19 inches from floor to top of shaft. Shaft is 4 tall to bottom spacer. Shaft is 3.2″ along the main smooth portion shaft is 1.25″ diameter. Thread on top is 3/4 diameter. Tire is about 15 in diameter.