About: http://webisa.webdatacommons.org/176840755

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In this case, the central pin 120 also has an axial hole 122 inside which a positioning block 131 of an articular insert 125 is optionally inserted, made of plastic material, such as for example polyethylene.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com