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

The M400-SDI X pistol 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 transitional shooting easier than ever. Features free-floating handguard; 2-Stage Matchlite Duo trigger; low profile gasb block with carbine length gas system; Picatinny rai; compensator/flash hider.