Outcast BladeRite Oar Accessory - Keeping oar blades at the right angle is critical to staying on your line. The BladeRite Oar Stops work with oar sleeves and oar locks to do just that. The BladeRites are a unique design which increase the downward oar range of motion by 12 degrees or 30%. Sold as each Lg Fits 1-7/8in diameter oars Sm Fits 1-3/8in diameter oars