Posted 12/10/2018 09:17 (#7161514 - in reply to #7161477) Subject: RE: 3500 sur-co. OR thunder 6000xr roll over tarp drive for grain trailer
CND
The Thunder is really really slow, but seems to work. I have 3 wind tamers on a 40' because it is exposed so long to the wind. About 35 seconds to roll.