About: http://webisa.webdatacommons.org/113035285

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 shaft is hollow to allow wires from cameras, sensors or other devices to not tangle during multi-turn rotations.
http://www.w3.org/ns/prov#wasQuotedFrom	rcgroups.com