This guide details modifications for the NOVOX Research SPC-9 X-SD kit and CZ Bren 2 conversion, as presented at SHOT Show 2026. Key modifications include adapting the SPC-9 lower for PPSH-41 drum magazines and converting the CZ Bren 2 to .300 Blackout using a ported barrel for suppressed use with 9mm suppressors. The guide also touches on the GHM9 X-SD prototype and Stribog conversions, emphasizing the need for specialized parts and careful fitting. Instruction is provided by Jacob Bourne, a lead designer for NOVOX Research, showcasing high-level technical expertise.
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