【BOUYAO Pedal Boat Crankshaft】Replacement Universal Pedal 3/4" shaft with 2 axial compression parts. Pedal boat replacement pedals compatible with Sun Dolphin, Water Wheeler, Sea Hawk, Aqua Toy Calypso, ASL, Paddle Wheeler, and most other pedal boat models. 【High Grip & Non-Slip】Pedal boat crankshaft features a premium diamond-plate textured surface, creating exceptional friction between your footwear and the pedal. The upgraded pedal reduces foot fatigue and prevents slips, and ensures every pedal stroke delivers full power to your boat. 【Easy Installation】Swap old pedals for new ones in minutes, just put each half on the shaft and snap together for instant use. 【Premium Quality】BOUYAO paddle boat pedal is made of upgraded heavy-duty plastic. This durable structure resists wear, corrosion, and heavy use in summer for long-lasting reliability. 【Product Description】Includes 2 replacement pedals, measuring 3-1/2 x 4-1/4 inch each. If you have any questions about the pedal boat crankshaft universal pedal, please feel free to contact us at any time. We will do our best to provide you with a satisfactory shopping experience. 2-piece snap together on shaft. Fits 3/4 in shaft.