K31 Barrel
Dec. 19, 2024
Gunsmithing - K31 rebarrel in 7.5 x 55 Swiss information. | Sniper's Hide Forum Swiss K31 Rifle Barrel Recently acquired a k31. All matching, but in the last photo there is another different 6 digit number on the barrel in addition to the matching serial number. Why is this? : K31 Barrel