There are so many factory variations and sportizef versions ( some excellent some terrible) out there that unless a person has done details any estimate would be nothing more than a shot in the dark.
A chopped up no.1 with a factory stock cut down, for instance would be worth $150 max . However , an unaltered no.4 Longbranch could be worth over $1,000
Depending on several different sight configurations .
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