These are domestic screw pin anchor shackles from Van Beest, bow and pin are high-tensile steel.
- Bow and pin high tensile steel, Grade 6, quenched and tempered
 - MBL equals 6 x WLL
 - Hot Dipped Galvanized
 - EN 13889 and meets performance requirements of US Fed. Spec. RR-C-271 Type IVA Class 2, Grade A
 - Made in the Netherlands
 
            
    
              
              
              
                  
                  
                  