About: http://webisa.webdatacommons.org/445752402

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	Before I screw things up, please tell me if there is a trick or technique for making sure the hole in the gas block is lined up with the hole in the barrel.
http://www.w3.org/ns/prov#wasQuotedFrom	ar15.com