Home / Rifle / SIG SAUER M400 SDI 5.56MM 16″ FDE 30+1 View cart “Christensen Arms SUMMIT TI 6.5PRC CRBN TBHL 24″” has been added to your cart. Sale! SIG SAUER M400 SDI 5.56MM 16″ FDE 30+1$1,74999 Original price was: $1,74999.$1,56473Current price is: $1,56473. In stock SIG SAUER M400 SDI 5.56MM 16" FDE 30+1 quantity Add to cart SKU: RM400-SDI-16B-FDE Category: Rifle Product ID: 124166 Description Description Aluminum MLOK HandguardSig Flash Hider CompensatorSig 2-Stage Matchlite Duo Related products Sale! Savage Arms 110 APEX HUNT XP 300WSM 24″PKG $72900 Original price was: $72900.$61424Current price is: $61424. Sale! Savage Arms 110 APEX HNT XP 6.5X284 24″PKG $72900 Original price was: $72900.$67749Current price is: $67749. Sale! Savage Arms AXIS II PRECISION 6.5CR 22″ $1,07900 Original price was: $1,07900.$99641Current price is: $99641. Sale! Barrett Firearms MRAD 300WIN TUNG 24″ 10+1 MLOK $6,65000 Original price was: $6,65000.$6,45755Current price is: $6,45755.