Designed for paddlers who crave performance and enjoy longer SUP adventures, the lightweight, adjustable O'Brien Carbon Pro Paddle has everything you need to make the most out of your paddleboard excursions. 8"" Blade Width - Deliver more powerful strokes Grooved shaft - Eliminates twisting of the shaft components so the paddle always remains straight Premium Adjustment Clamp - Effortless paddle length adjustability with a two bolt design for strong clamping power | O'Brien Carbon Pro 2PC Carbon Shaft / Bamboo Blade