About: http://webisa.webdatacommons.org/440294938

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	I had thought my rear sight was a replacement, but seeing yours it may well be original.I bought it represented as a 8x51mm.
http://www.w3.org/ns/prov#wasQuotedFrom	milsurpshooter.net