About: http://webisa.webdatacommons.org/28955160

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	Mechanically the mark 4 is more robust... but a lot of guys are taking golden ring scopes to the custom shop for mark 1 turrets or cds or other styles so they must work as well.
http://www.w3.org/ns/prov#wasQuotedFrom	longrangehunting.com