Petzl

ST'ANNEAU Dyneema Sling

Dyneema is an ultra-high molecular weight polyethylene fiber known for its incredible strength-to-weight ratio. It is significantly lighter than traditional materials while being much stronger, making it ideal for climbing gear. Using Dyneema in slings and ropes ensures that you have reliable, lightweight equipment that can withstand the high stresses of climbing and outdoor activities.

A sling is a loop of webbing or rope that you can use to connect gear, create anchors, or extend placements while climbing. To use a sling, you can loop it around a secure anchor point, clip it with a carabiner, or use it to attach gear together. Proper use of slings enhances your safety and stability while climbing, making them an essential part of your gear.

Webbing is a strong, flat strip of fabric made from synthetic materials like nylon or polyester. Unlike rope, which is round and typically used for dynamic loads, webbing is flat and designed for static loads, making it ideal for slings, harnesses, and anchors. Its durability and strength make it a preferred choice for various outdoor and industrial applications.

A strength rating of 22kN indicates the maximum load the sling can safely support before breaking. This translates to approximately 4,900 pounds (or 2,200 kilograms). A sling with this strength rating is suitable for climbing and other high-stress activities, providing peace of mind that it can handle the forces encountered during use.

The claimed weight of a sling is crucial for climbers because lighter gear can significantly reduce overall pack weight, especially during long climbs or hikes. For example, slings weighing 0.4oz, 0.7oz, and 1.4oz offer options for minimizing weight while still providing the necessary strength and safety. Choosing lighter gear can enhance your performance and endurance on the climb.

When choosing a sling, consider factors such as the material (like Dyneema for lightweight strength), the strength rating (22kN is ideal for high-stress activities), and the claimed weight (lighter options are preferable for long climbs). Additionally, think about the specific applications you need the sling for, such as creating anchors or extending placements, to ensure you select the best option for your climbing style.