About: http://webisa.webdatacommons.org/17503740

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	A pair of ball support roller assemblies 126 are secured to the bottom of plate 121 at the two rear corners thereof by appropriate means such as bolts or rivets for supporting the seat assembly and facilitating pivotal movement.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com