M400

Sig Sauer MCX Spear-LT IR 5.56 NATO 11.5" Coyote PMCX-556N-11B-IR

11.5 in Barrel 300+1 Rounds No Sights Interchangeable Barrels

Sig Sauer M400 Tread 5.56 NATO 11.5" Black PM400-11B-TRD-V2

11.5 in Barrel (1) 30 Round Magazine M-LOK Handguard 3-Prong Flash Hider with Folding Pistol Brace and Ambidextrous Safety

Sig Sauer M400 Tread 5.56 NATO 16" Moss Green RM400-16B-TRD-V2G

16 in Barrel 30+1 Rounds Optics Ready

Sig Sauer M400 Tread Predator 2 5.56 NATO Jungle Green Cerakote RM40016BTRDPRED2

16 Barrel 5+1

Sig Sauer M400 DH3 223 Wylde 16" Gray RM400-SDI-16B-DH3

16 in Fluted Barrel 30+1 Ambidextrous

Sig Sauer M400 Tread AR-15 5.56 NATO 16" CA Compliant Black RM400-16B-TRD-CA

Sig Sauer M400 Tread AR-15 5.56 NATO 16" CO Compliant Black RM400-16B-TRD-CO

Sig Sauer M400 Tread Snakebite Special Edition 5.56 NATO 16" Coyote RM400-16B-TRD-SB-SE

Sig Sauer M400 Tread Preadator AR-15 5.56 NATO (1) 30+1 16" Jungle Green RM400-16B-TRD-PRED

Sig Sauer M400 Tread 5.56 NATO 16" Black RM400-16B-TRD

(1) 30+1 16 in Threaded Barrel 6 Position Magpul Stock