they are hell for stout s/s 3" tubing with bracing. Going to weather in 18-24 knots of weather with Bambino our nester dinghg on them(75#)I thought for sure we were going to lose them and the dinghy. The shock of the waves and the side forces are not to be toyed with at all. If and when we go cruising again. OFF the Come and I'll use a 10 Porta Bote. just one old man's opinion! gene