herohog.com€¦ · 12 gauge pump-action shotgun construction plans professor parabellum lower...
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- HeroHog.com€¦ · 12 GAUGE PUMP-ACTION SHOTGUN CONSTRUCTION PLANS Professor Parabellum Lower receiver (top) 144mm Slot for upper receiver rear lug 8mm 30mm Slot for back plate 14mm
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Post on 30-Jan-2021
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