16Pack Spring Snap Hooks: Package include 16pcs M8 strong carabiners hooks, allowing the fastest connection/disconnection usages, widely used for swing hammock gym outdoor | 3 Inch Large Keychain Spring Links: The M8 hook carabiner is 3 x 1.5 inch (L x W). Hold capacity: 400 lbs; perfect carabiner accessory for outdoor activities | Durable Anti-rust Steel Carabiners Clips: Our large carabiner clips are made of zinc-galvanized steel, durable and protects against corrosion, hard material, waterproof and rustproof, long service life for heavy-duty usages | Safety & Quickly Chain Links: Quick link opens and closes smoothly like a spring with interlock tooth to prevent forced opening by load, high safety and stable, makes it easy to attach important items to it | Widely Used in Outdoor & Home DIY Project: Ideal for hammock, swing set, gym, fitness, hiking, camping, indoor outdoor equipment gear; also connecting items to a belt and any outdoor use rigging, anchoring hardware and versatile binding