[Waterproof and Rustproof] The snap-on sailboat shackle is made of high-quality 316 stainless steel material, which can not only greatly reduce wear and corrosion, but also has strong waterproof and rust resistance, so that the swivel snap-on shackle can be used for a long time outdoors or in a humid environment, durable and high strength.[Quick Release Shackle] This yacht swivel shackle adopts a small steel ring design, through which the anchor swivel can be quickly released from the high elastic spring inside, so that it can be easily released or fixed, and this spring buckle can be released even under tension. And it is simple to operate, providing you with a good use experience.[Safe Use] The telescopic steel column of the swivel spring anchor shackle is very smooth with each connection point, so it can stretch and contract freely under the tension of the spring, and the connection is very firm. And this jaw swivel spring shackle can rotate 360, which greatly improves its flexibility and reduces the chance of rope knotting. In addition, it has uniform bearing capacity and good seismic performance, so you can use it with more confidence.[Well-made] This sailboat quick release shackle is well-made, and each connection is very smooth and will not get stuck easily. Every part of the chain swivel surface is carefully polished, which is very delicate and beautiful, without burrs, and will not cause any harm to your hands.[Widely used] The heavy-duty swivel shackle is made of solid steel and has a strong load-bearing capacity. This sailboat quick release shackle can be used with nylon rope and nylon webbing, which is very suitable for diving, surfing, outdoor lifeline and sailboat spinnaker halyard.