ASTM F1774-20 RATED - Large carabiner with CE certification. Industrial strength, superior stability: steel construction and smart lock mechanism formidable enough to control 5600 lbs (25 kn) of heavy equipment mid-air. It has a higher gear retention capacity than traditional carabiner, making it more practical. SAFE & SECURE - Twist-it-smart Screw Lock, Single Hand Locking Carabiner, we designed this heavy duty carabiner to lock with a single hand – just hook, close and twist – it’s locked! This ensures quick link and securing without any extra steps. HEAVY DUTY CARABINER - The sizes about 4.33in*2.34in (opening 0.7in). Rated 25 KN (5600 lbs) for major axis, and 7KN (1573 lbs) for minor axes based on lab testing. Three times the average strength of traditional carabiners. MULTIPURPOSE CARIBEENER CLIPS - Caribeaner clip is not only suitable for power tools, tents, garage tools, but also for hammocks, ropes, camping equipment, etc. It is ideal camping gear for backpackers, hikers, climbers. REFUND GUARANTEE - We are confident that our products are tested through many strict processes before packaging, guaranteeing the product delivered to customers is always in the best state. If there are any defects or issues, please contact us for a refund within 30 days. Introducing our Heavy Duty Carabiner Clips, the perfect accessory for all your outdoor and indoor activities. Made with high-quality materials, these durable snap hooks are designed to withstand heavy use and provide a secure connection. Whether you're setting up hammocks, practicing yoga, or working out at the gym, our carabiner clips are built to last. These large round carabiner snap hooks are designed to be durable and reliable. With their easy-to-use locking mechanism, you can trust that your gear will stay secure. Whether you're an adventure seeker or simply need a reliable clip for everyday use, our carabiner clips are the perfect choice.