stainless steel boat wheel 1.the stainless steel 304 2.3.50-4 penumatic wheel 3.weight 4.8kgs/pair. Boat Launching Wheels1.the stainless steel 2.3.00-4 penumatic wheel3.weight 4.8kgs/pair..4.2pcs into one carton... 1.About stainless steel launching wheel for boat:1)stainless steel stand with good quality rubber wheel which make you easy to carry the boat2)You could fix the launch wheel on your ...