Description
Sig Sauer, MCX-Spear LT, Complete Upper Receiver, 300 Blackout, 9" Threaded Barrel, 5/8X24 Thread Pitch, Fits AR-15 Lower Receivers, Anodized Finish, Flat Dark Earth, Includes Charging Handle and Bolt Carrier Group, 3-Prong/SIG Suppressor QD Muzzle Device