Description
The M400-SDI X was designed to meet the highest standards of performance and reliability. From the rifle’s full suite of ambidextrous controls to its proven mid-length gas system. Features fully Ambi Controls- safety, charging handle, bolt Catch & mag release; 2-Stage Matchlite Duo trigger; free floating M-LOK; mid-length direct impingement operating system and 6 position Magpul SL stock.
BrandSig Sauer
CategoryTactical Rifles
SeriesSDI-X
ModelM400
Caliber5.56 NATO
Gun PlatformAR-Style
Operating SystemDirect Impingement
Stock Finish GroupBlack
Capacity30+1
Stock MaterialSynthetic
ActionSemi-Auto
OAL33.25′ – 36.50″
HandAmbidextrous
SightsFALSEne
Barrel FinishBlack
Barrel MaterialChrome Moly Steel
MuzzleSig Flash Hider-Compensator
Twist1:7″
Receiver DescriptionPicatinny Rail
Magazine TypeAR-15
GripsReduced Angle
HandguardsM-LOK
Height7.10″
Receiver MaterialAluminum
SafetyLever
Thread Pattern1 / 2″x28
Width2.80″
Stock Description6 Position Magpul SL
Barrel DescriptionThreaded
Barrel Length16″
Max Capacity30
Receiver FinishMoss Green Cerakote
TriggerSig Two-Stage Matchlite Duo
Weight7 lbs
Stock FinishBlack
Handguard FinishMoss Green
