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Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace
In Stock

Caliber

223/5.56

Type

rifle

Last Seen

May 20, 2026

Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

Sold byMidwayUSAPosted Apr 27, 2026
Compare prices for Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

$1,499.99

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The M400-SDI X Pistol has been developed with the input from the professional instructors at SIG SAUER Academy. Building upon their decades of experience and countless hours of instruction, we have developed the M400-SDI X Pistol to meet the highest standards of performance and reliability. With fully ambidextrous controls including a bolt catch/and release unique to the M400-SDI lower receiver, the M400-SDI X Pistol delivers advanced performance for both left & right-handed shooters and makes t

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Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

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Sig SauerMidwayUSASKU/UPC: 298349
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Sig Sauer PM400SDI11BBLK M400 SDI 5.56 NATO 30+1 11.50 Black FNC Steel Threaded Barrel, Black Anodized Pic Rail Alloy Steel Rcvr, M-LOK Handguard, Magpul BSL Telescoping Pistol Stabilizing Brace, AR Compatible Reduced Angle Grip, Ambi, Rifle

Sig Sauer PM400SDI11BBLK M400 SDI 5.56 NATO 30+1 11.50 Black FNC Steel Threaded Barrel, Black Anodized Pic Rail Alloy Steel Rcvr, M-LOK Handguard, Magpul BSL Telescoping Pistol Stabilizing Brace, AR Compatible Reduced Angle Grip, Ambi, Rifle

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M400 Sdi Pistol 5.56x45 Nato Semi-Auto Handgun - M400 Sdi Pistol 5.56x45 Nato 11.5'''' Bbl (1)30rd Mag Black

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SIG SAUER M400

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Sig SauerGuns.comSKU/UPC: 386557
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View at Guns.com