MCX

Sig Sauer MCX Spear 7.62x51mm 16" FDE RSPEAR-762-16B

16 in Barrel 20+1 No Sight/Optic Ready SIG Curved Match Trigger Interchangeable Barrels

Sig Sauer MCX Spear-LT 5.56 Nato 16" FDE RMCX-556N-16B-IR

16 in Barrel 30+1 Rounds with Reduced IR Gen II NIR and Interchangeable Barrels