PTR 91 Shortened with pinned flash hider (poor man's G3K) with pics | HKPRO Forums
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Cᴀʟɪʙʀᴇ Oʙsᴄᴜʀᴀ on Twitter: "Something quite interesting on sale in #Yemen: A HK G3A4 that was assembled in the UK (Enfield), shown by the EN marking. I'm unsure how many of these