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SilencerCo AC626 Piston 13.5MX1 Left Hand XL. Construction: 17-4 stainless steel, heat treated for maximum durability. Interchangeable for compatibility with relevant host guns. Can be swapped to be compatible with sub-caliber host guns (multi-caliber). Thread pattern: 13.5x1 LHM XL. Compatible with: Octane Series, Osprey Series, Omega K Series, Hybrid 46. Not available to ship to Illinois, Massachusetts, Washington.
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