With a quick release action and 360 degree swivel, you can enjoy hassle-free operation and smoother handling. VERSATILE AND STRONG: With robust construction, this quick release shackle can handle heavy-duty loads, making it perfect for marine, sailboat rigging, or other activities.Why You'll Love It: Whether you're a seasoned sailor or a beginner, our quick release marine grade snap shackles are perfect for any marine activity.