7/16” Knob for Bottle Jack Valve Release Screw On,Compatible with Harbor Freight Hydraulic Press, Made of 6061 Aluminum(Silver)

7/16” Knob for Bottle Jack Valve Release Screw On,Compatible with Harbor Freight Hydraulic Press, Made of 6061 Aluminum(Silver)

• 【High Quality Aluminum Alloy】- The knob is made of 6061 high-quality solid aluminum alloy material and made by high-precision CNC machining, which has excellent corrosion resistance, abrasion resistance, strong pressure resistance, not easy to be deformed, and can satisfy your long-term use needs.
• 【Perfect Replacement】- The jack release knob can perfectly replace the jack handle bar, making the pressure release more relaxed and labor-saving, enhance your work efficiency.
• 【Quick Installation】- Simple installation, no complicated steps, slide the knob onto the release screw and turn it 1/4 turn, then use a 5/32 Allen wrench to tighten the set screw at the end to complete the installation.
• 【Easy Grip】- The surface of the jack valve knob is knurled to increase the roughness of the surface, which greatly improves the coefficient of friction, thus making it easier to exert force during the adjustment process, ensuring the feel and grip and avoiding slippage.
• 【Compatible Models】- Compatible with Harbor Freight hydraulic bottle jacks for use on 6, 12 or 20 ton mandrel presses and other bottle jacks with 7/16 inch diameter valve release screws, do not use when lifting vehicles, for hydraulic press applications only!