Introducing the M400-SDI X, a high-performance rifle designed with input from the expert instructors at SIG SAUER Academy. Drawing from decades of experience and countless hours of instruction, the M400-SDI X is engineered to meet the highest standards of reliability, precision, and versatility. This rifle delivers exceptional performance for both left- and right-handed shooters, featuring fully ambidextrous controls, including a bolt catch and release unique to the M400-SDI lower receiver, ensuring smooth transitions between shooting stances.

The M400-SDI X is equipped with a free-floating handguard that boasts an innovative steel lockup design, minimizing handguard deflection for maximum rigidity. This system enhances the accuracy of the rifle while providing ample space for attaching accessories on all four sides without any loss of performance. Coupled with the 2-Stage Matchlite Duo trigger, offering a crisp 4.5 – 6.5 lb pull weight and a flat blade design, the M400-SDI X provides a precision feel right out of the box.

Crafted for durability and reliability, the M400-SDI X utilizes the highest quality performance coatings, ensuring it withstands tough conditions. Whether you're on the range or in the field, the M400-SDI X is built to perform.

Key Features:

• Available in Moss Green Cerakote, FDE Cerakote, or Black Anodized Finish

• Ambidextrous Bolt Catch and Release for both left- and right-handed use

• Compensator/Flash Hider for reduced recoil and muzzle flash

• Dual Clamp Handguard Locking System for reduced deflection and increased accuracy

• Low-Profile Gas Block with Mid-Length Gas System for smoother operation

• SIG 2-Stage Matchlite Duo Trigger for enhanced precision with a 4.5 – 6.5 lb pull weight

• Magpul SL Stock for superior comfort and stability

The M400-SDI X is the ultimate choice for shooters seeking precision, adaptability, and unmatched performance in any situation.

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