| Main Shop > Piston System > Piston System Accessories |
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| K9 Four Rail Free Float Tube
Mid-Length aluminum one piece tube with T-marked Piccatinny rails. Top rail is vented to match up with the vents in the gas blocks piston sleeve. Includes Barrel Nut and Lock Ring. Lock Ring wrench is available, but not required for installation.
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Part Number: RH-15
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