About: http://webisa.webdatacommons.org/310408849

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	There are 2 other non apparent differences that may cause the single upright box not to spin as freely as the dual upright box - 1) The bushing is a tighter fit
http://www.w3.org/ns/prov#wasQuotedFrom	rcgroups.com