for traction assists up the doors use old drive belts, cut to length and screwed to the door mine have been on for years look and work great.
also search on here for a similar thread for trailer ideas. I have pictures of using a treadmill belt to cover the gap when the doors are open so you dont have to clean out the snow. I have a few track belts for sale also.
spomey
also search on here for a similar thread for trailer ideas. I have pictures of using a treadmill belt to cover the gap when the doors are open so you dont have to clean out the snow. I have a few track belts for sale also.
spomey