Chambering information on a 16 gauge shotgun barrel and proof mark

---

Size: 3848px × 2912px
Photo credit: © Guy Sagi / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: barrel, black, chambering, firearm, gray, grey, gun, isolated, letters, metal, muzzle, shotgun, shotshells, steel, weapon, white