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  1. Curios and Relics
    Throwing this out here for the curio folks. My GP11 ammo from 1982 looks odd after firing in my all matching serial number K31. All of my brass cases exibit a weird band around the base of the bullet. I measured the band against unfired GP11. The band is unexpanded brass, the area above the...
  2. Ammunition and Reloading
    So I am waiting for my k31 and ordered a bulk case of gp11 ammo for it. I got the ammo first and when i Looked at the ammo the case is two tone *confused*. The bottom 2/3rds is brass then it looks grey-ish around the shoulder and neck. Is that normal? better question, is it safe?
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