The grade 80 oversized master link assemblies TWN 0817 are used to assemble 3- and 4-leg chain slings and are used with big crane hooks according to the DIN 15401. The intermediate links enable the use of connecting links, e.g. THI-LOK®s TWN 1320. An identification tag enables the entry of the necessary suspension data.
The dimensions comply with the DIN 5688-3. The manufacturing and testing requirements are based on the DIN EN 1677 parts 1 and 4.