SIG Sauer M400 Tread AR-15 Semi Auto Rifle 5.56 NATO 16″ Barrel 30 Round Magazine M-LOK Free Float Hand Guard Collapsible Stock Matte Black Finish

Direct Gas Impingement System (Mid-Length)

5.56 NATO (Accepts .223 Remington)

16″ Stainless Steel Barrel (Matte Bead Blasted Finish)

1:8″ Twist Rate

Barrel Threaded 1/2″x28

3 Chamber Compensator

Forged Aluminum Upper/Lower Receivers

Ambidextrous Controls

Free Float M-LOK Compatible Hand Guard

Single Stage Polished Hard Coat Trigger

Magpul SL-K 6 Position Telescoping Stock

SIG Sauer Pistol Grip

Ambidextrous Charging Handle

30 Round Standard Pattern AR-15 Magazine (Polymer)

Overall Length 30.8″

Overall Width 2.5″

Overall Height 7.5″

Overall Weight 7lbs

Matte Black Finish

SKU RM400-16B-TRD

UPC 798681597765