Description
SIG Sauer M400-SDI X Pistol, 5.56 NATO, 11.5" Barrel, Black, 30-Round
The SIG Sauer M400-SDI X pistol is built around a compact 11.5-inch 5.56 NATO configuration with controls designed for left- and right-handed shooters. Its fully ambidextrous lower includes a bolt catch/release, safety selector, charging handle, and magazine catch.
This M400-SDI X combines an 11.5-inch cold hammer forged barrel, carbine-length direct impingement system, free-floating M-LOK/Picatinny alloy handguard, SIG 2-Stage Matchlite Duo trigger, and Magpul BSL pistol stabilizing brace.
- Chambered in 5.56 NATO
- 11.5-inch cold hammer forged steel barrel
- 1:7 twist rate
- Carbine-length direct impingement operating system
- Fully ambidextrous controls
- SIG 2-Stage Matchlite Duo flat trigger
- Free-floating M-LOK/Picatinny alloy handguard
- Magpul BSL pistol stabilizing brace
- Black hard coat anodized finish
- Includes one 30-round polymer magazine
- FFL required for transfer










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