RANMEI Heavy Duty Carabiner 304 Stainless Steel Chain Link Anti-Rust Quick Links

Features: 304 Stainless steel:The whole body of chain link is made of 304 stainless steel which is weatherproof and does not rust. Even if you use it outdoors for many years it is still sturdy and works well! No signs of rust or anything! M4:265lbs Work load - Not easy to deform! With the high strength construction each carabiner quick link has a working load of 265 pounds. It is strong enough to hold your items. Size: 1.57 x0.75 . Opening width: 0.16 . M6:648lbs Work load - Not easy to deform! With the high strength steel construction each carabiner quick link has a working load of 648 pounds. It is strong enough to hold your items. Size: 2.28 x1.06 . Opening width: 0.24 Safe to use around birds:As you know stainless steel is the safest choice with birds to avoid heavy metal poisoning. So this quick link is perfect to hang toys for your parrots and other birds. Additionally it is also a good idea for your keychain chandelier string light pets backpack. Easy to use:Twist clockwise the thread to open and anti-clockwise to close. The extremely smooth threads are very convenient for installation and disassembly even if it is closed for a long time. Specification: Material: 304 stainless steel Model: M4 M6 Bearing weight：M4: 265lbs M6: 648lbs Package included: 6 x M6 Chain Hooks or 12 x M4 Chain Hooks