Pocketship is stiff and fast and tacks through 90 degrees. the helm is light and the boat will spin nearly in its own length in both light and heavy air and with a. "pocketship" is a small cruising sailboat of refined model, meant to sail well on all points, provide dry camping accommodations for two adults, and tow behind a four. Redwing 21 pilothouse is an able little pocket cruiser with capabilities way beyond her size and expense to build and operate. you will be able to:.