The Planer Board OR-10 Adjustable Light-Tension release offers tension adjustment for changing conditions. Small, lightweight and less drag guarantees good board performance. High-visibility yellow. Per 4. The OR-14 Adjustable Medium-Tension release has adjustable tension for use with most planer boards or in-line planer boards. Per 4. The OR-19 Adjustable-Heavy Tension release will handle the deepest diving crankbaits you have in your box. Per 2. Available: OR-10 adjustable light-tension, OR-14 adjustable medium-tension, OR-19 adjustable heavy-tension.