About: http://webisa.webdatacommons.org/72709004

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 axle can be made in steel or titanium (for example) and the retaining collars are preferably made in a lightweight material such as magnesium or aluminium.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk