Coupling piece element for a joining shackle for anchor chains

Coupling piece element for a Kenter shackle for anchor chains, which comprises two half elements which can be coupled to one another and between which the coupling piece element can be inserted, wherein:

• the coupling piece element has a base body with at least one transverse borehole into which at least two locking bolts can be inserted for engagement in recesses on the inner flanks of the half elements;
• two securing bolts are provided, which are mounted in at least one transverse borehole in the base body and can be slidably moved outwards by means of at least one spreader element;
• both locking bolts are arranged axially aligned in a common transverse borehole running through the base body;
• both locking bolts can be slidably moved outwards by means of a common spreader element engaging between the locking bolts;
• the base body has at least one of protrusions and recesses on its side surfaces facing the half elements for positive guidance on the half elements;
• and
• the laterally protruding ends of the locking bolts are spherical or conical in shape.