The dolly can be assemble at 3 different length 11', 7.5', 4'to fit your needs. Very easy storage. Shipping weight 56 pounds. Assembled width 53". Trailer adaptor fits ball dia 1 7/8", groove width 2".
Pump up your wheels: When after your one winter storage or new product is received, you need to top up the air to 20 PSI with a small digital inflator, the same kind of portable 12V electric inflator for automobiles or bicycles will be suggested to use.
Attentions - Wheel tube damage may be related to the below reason