About: http://webisa.webdatacommons.org/125396895

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	Possible duplicates include Bearing replacement and upgrade? and How long will it take to replace the bearings in my bottom bracket? which suggest that maintenance is necessary.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com