Boost your firearm's versatility with the Tacfire Made in USA Mil-Spec 223/5.56 Rifle SOPMOD Buttstock with Buffer Tube Kit Combo. Engineered for both tactical enthusiasts and professionals, this elite buttstock combines high-strength polymer with adjustable features for enhanced comfort and performance. Fits: AR10 / AR15 Mil-Spec SOPMOD Stock, Black Stock adjustable to 6 positions Mil-Spec Buffer Tube, Black (6061 T6 Aluminum) Spring 3 oz Buffer, Black Castle Nut Standard End Plate Invest in your firearm's performance with this essential tactical accessory.