SMC VHK3A-06F-06FRL Finger Valve MSRP: Now: $9.60 Was: VHK*, Finger ValveFinger valve series VHK has a large effective area of 2.0 to 17.5mm . This series begins with a minimum tube O.D of 4. The valve direction clearly indicates whether the valve is... VHK3A-06F-06FRL