Multipurpose - Black carabiner clips are designed for indoor and outdoor activities. Perfect for weightlifting, fishing, camping, hammocks, dog leashes or dog crate lock. Heavy Duty - Each spring clip is 3.2 Inch and supports up to 300KG. Feel confident and safe enjoying your projects with carribeaner hooks! Sturdy and durable materials are ready for your heavy duty beating. They also work as backpack clips, rope hooks or just as a carabiner for keys. Commercial Grade Quality - heavy duty clips are designed for commercial projects. You can use them at gym centers, construction sites and heavy beating projects. Perfect as rope clips for boating. These snap hooks are rock-solid, however not meant to be used as climbing hooks. Save Time - Auto locking carabiner can be opened with one finger. This ensures quick link and securing without any extra steps. Attach items with ease when using spring snap hook. High Wear-resistant and excellent durability. Material: Iron colour: Black Package Contents: 20 x carabiners Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.