Bolt assembly fits Stevens 58 or Springfield 18, or Sears 101.5410, complete,for 12 gauge

Complete bolt assembly. Factory red paint still sharp. For 12 Gauge shotguns. 
I can’t find any other like it for sale on the internet. I guess people lost these often. 
Please send email for higher quality photos and postal code for postage quote.I avoid bargaining but steadily lower my prices.