SW MP 15-22 Free Float Hand Guard-6"
SW MP 15-22 Free Float Hand Guard-6", The included proprietary barrel nut for this S&W M&P15-22 free float handguard fits the following Smith & Wesson M&P15-22 models: S&W M&P15-22 Gen 1 S&W M&P15-22 Gen 2 S&W M&P15-22 Sport Performance Center S&W M&P15-22 Sport S&W M&P15-22 Pistol The 6 (factory length for th