Like to paddleboard, kayak, and canoe? Get the paddle that can do it all. The OâBrien Convert Multi-Purpose Paddle features interchangeable parts that make it easy to convert from a double-ended kayak style paddle into a standard SUP paddle, minimizing your need for additional equipment. Fiberglass Reinforced Nylon Blades - Durable design that delivers controlled strokes 7" Blade Width - Travels quickly through the water and minimizes stress on shoulders Grooved shaft - Eliminates twisting of the shaft components and always remains straight | Multi-Purpose 4PC Aluminum Shaft / Nylon Blade