Aluminum Valve Release Screw Knob for Bottle Jacks and Hydraulic Presses Three Eighths Inch Diameter Compatible With Harbor Freight Hydraulic Jacks and Other 6, 12, and 20 Ton Mandrel Presses

Aluminum Valve Release Knob for Bottle Jacks and Presses
✔️ 3/8 dia aluminum valve knob fits Harbor Freight jacks and 6-20 ton presses

This aluminum valve release screw knob is designed for hydraulic bottle jacks and mandrel presses that use a 3/8 dia valve release screw. It is a handy shop accessory used to quickly release hydraulic pressure during setup and adjustments. Important note: valve release screw knob is intended for hydraulic press applications only and should not be used to lift vehicles. In the package you get 1 valve knob, 1 set screw, and 1 Allen wrench.

✅ Material: aluminum alloy, silver finish
✅ Size: 3/8 inch diameter valve release screw
✅ Compatibility: Harbor Freight hydraulic bottle jacks and 6-20 ton mandrel presses
✅ In package: 1 valve knob, 1 set screw, 1 Allen wrench

💡 What is a valve release knob used for in hydraulic bottle jacks and mandrel presses?

This handy accessory helps you control hydraulic pressure quickly and safely in common shop tasks. - handy control of hydraulic pressure during setup and release cycles (3/8 inch valve release screw) - compatible with Harbor Freight jacks and 6-20 ton mandrel presses - lightweight aluminum resists corrosion in shop environments