About: http://webisa.webdatacommons.org/219230676

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	The central portion 30 may form a tubular component made from a suitably strong material, for example aluminum or steel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com