[Material selection] The hook is made of high quality stainless steel, precision polished, mirror polished, precise, shiny, durable, rust-proof and corrosion-resistant. [Easy to use] Easy to install, no welding required, and the rope is safe fastened without fear of falling or slipping. [Easy to Use] Easy to install, no welding required, and the rope is securely fastened without fear of falling or slipping. [Wide Use ] This non-slip skateboard is used for various types of yachts, such as boats, yachts, FRP yachts, inflatable boats and company yachts. It is also ideal for attaching ropes to flagpoles, boats, awnings, tarpaulins, etc. Product Description -Made of heavy-duty stainless steel, this non-slip guide rail is durable and has a long service life. -Fine grinding mirror polishing, good precision, brightness, flatness, good quality, safer to use. -Easy to install, no drilling or welding required, directly replace the old or damaged one. -This anti-skid skateboard is very suitable for mooring small boats such as kayaks, canoes, dinghies, fishing boats, jet boats, pontoons and small boats. - It is also very suitable for connecting ropes on flagpoles, boats, awnings, blinds, tarpaulins, etc. Specification: Color: as shown Material: stainless steel Size: 11.2*2.1cm/4.41*0.83inch Screw hole diameter: 0.5cm/ 0.19 inch Packing List: 3 * boat clip