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Stribog style bolt.

Home of the 3d printed UMP, UMforthePoors 399.0KiB Released February 7, 2024, 10:23 AM 0.010LBC 0 Reposts
Cad I drew up a while ago based on a Stribog bolt. Trying to make it easier to manufacture. The extractor is a Kriss Vector 9mm and spring. Never tested