A chain is a serial assembly of connected pieces, called links, typically made of metal, with an overall character similar to that of a rope in that it is flexible and curved in compression but linear, rigid, and load-bearing in tension. A chain may consist of two or more links.
Technical Parameters:
| Diameter | 4 mm | Coating | galvanized | |
| Link length | 19 mm | Safe load | 100 kg | |
| Link height | 15.2 mm | Tensile strength max | 800 kg | |
| Material | Steel | Coil | 60 m |
