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  1. M400 classic handguard removal / JP Free Float install

    SIG Sauer Rifles
    Hello Fam. I'm wondering if anyone out there has ever installed the JP Free Float JPHG-4M on a Sig M400 w/ Classic handguard. This handguard - JP Rifles I am just getting situated buying my AR tools and vise block... I want to know what's involved with that removal and install. Thanks in...
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