About: http://webisa.webdatacommons.org/162530248

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	Yes, an extended mag release is fine, lots of people add them to their guns, including me.
http://www.w3.org/ns/prov#wasQuotedFrom	glocktalk.com