![Photo of vex110 needle valve](https://www.dklokusa.com/wp-content/themes/dk/library/images/uploads/DKLOK_ProductPhotos_forWeb_1380x720_0017_VEX110-Needle-Valve.jpg)
- Premium four (4) component sealing with a unique pressure reacting sealing system eliminates the need for packing adjustment
- Sealing cup energizes with system pressure for leak-tight operation and a backseat stem design preventing stem blowout
- High precision machining provides low valve operating torque, with stem packing located below the stem threads preventing thread lubricant washout and media contamination.