The Sig MPX operates with a fully closed and locked rotating bolt system, greatly enhancing operator safety.The Sig MPX employs the Sig Sauer battle-proven gas-operated short stroke piston system for unequaled reliability in the field, even under the most adverse conditions. It has a modular design that allows the operator to change barrel length, caliber and stock configuration in the field to meet mission requirements. This model comes with an 8" barrel, aluminum handguard, a reflex sight, and a 30-round 9mm magazine.
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