SIG SAUER MPX Cal-X Kit, SigSauer MPX, 9mm, 4.5″, G2 – CALX-MPX-4B-9-G2

$539.00

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The SigSauer MPX 4.5″ barrel assembly is now available! Ready to get your Suppressor under the handguard for a super short and compact SBR. This is the SigSauer Factory MPX CalX- exchange kit.

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