Great Lakes Sentry 520 – Built for Coaching & Race Management Purpose-built for sailing clubs, coaches, and race officials, the Great Lakes Sentry 520 offers the perfect combination of performance, versatility, and practical design. Powered by a Suzuki 75 HP four-stroke outboard, this 5.2-metre RIB delivers the power and maneuverability needed to keep up with the fleet, while providing a stable and comfortable platform for long days on the water. Equipped for the job: Suzuki 75 HP – Reliable, quiet, and fuel-efficient performance. Integrated Tow Post – Ideal for assisting and towing sailboats during training and regattas. Overhead Console Shade – T-top-style sun protection for greater comfort during long coaching sessions. Centre Console Layout – Excellent visibility and easy movement around the boat. Heavy-Duty Aluminum Hull – Built for the demands of daily club operations. Whether you're coaching young sailors, managing a regatta, or supporting your club's sailing programs, the Sentry 520 is designed to work as hard as you do. Great Lakes Inflatable Boats – Supporting Canadian Sailing.