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YHM Lightweight Free Float Quad Rail Forearm YHM-9631 9638 9636 
SHOWN IS COMPLETE 9631 SYSTEM ( 9631 FREE FLOAT TUBE, FOREARM CAP, AND 9394 FRONT FLIP GAS BLOCK)
Now utilizing anti-rotation screws to insure that the AR-15 forearm stays solid even under strenuous use. With the addition of the anti-rotation screws our forearms are now even better suited for vertical forward grips and optics. Our Lightweight Forearms come in 3 lengths: M4 Carbine 7.2" (YHM-9631), Gas Block Concealing 9.675" Specter (YHM-9638) and Rifle 12.5" (YHM-9636). Features include: mounting points for our Swiveling Sling Studs (YHM-9469), Mil. Spec. Picatinny rails, and they accept our Forearm End Caps (YHM-9484A or YHM-9484B sold separately). The barrel nut (included) and forearm tube are made of aircraft quality aluminum and hardcoat anodized to Mil. Specs. The jam nut is made from quality steel and phosphate coated. All assemblies include: one jam nut, one barrel nut, and one free float handguard tube. You may optionally add a gas block, end cap or QD swivel kit (YHM9469 stud & YHM9470 pack) shown in pictures on the specter and rifle kit below.
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