Model NO. ZB6206-0 Speficication of crane hook This carabiner hook is produced by investment casting in stainless steel 304 material , which has good performance on anti-rust and corrosion resistance This design provides good elasticity. Quick release carabiner a professional manufacturer of stainless steel marine hardware and rigging hardware. In our factory , you can get anchors, hinges , deck fillers, fishing rod holders , eye plates , eye botls, shackles , turnbuckles, thimbles, carabiners and soon. Most of them can be supplied from stock. Low MOQ is acceptable. Contact us now for more details our sizes available: 0/1/2/3