Main Menu > Assembling Mil Spec & Free Float Barrels: Section 5 > Installing Free Float Handguards with an Aftermarket Picatinny Rail Gas Block
If you are going to install an free float handguards with an aftermarket gas block, then this clip will show you how. PDF instructions also available.
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WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions.