Lower handguard + Rail
thingiverse
Since I just wanted the lower handguard, I separated the parts and printed them on their own, rather than every bit and rail from the original.
Download Model from thingiverse
With this file you will be able to print Lower handguard + Rail with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Lower handguard + Rail.