{"product_id":"harbor-freight-bottle-jack-relief-valve-knob-abs-pressure-release-handle-upgrade","title":"Harbor Freight Bottle Jack Relief Valve Knob – ABS Pressure Release Handle Upgrade","description":"\u003cp\u003eUpgrade the usability of your Harbor Freight shop press bottle jack with this Relief Valve Knob Upgrade, designed to replace the awkward factory T-handle operation with a more comfortable and controlled grip.\u003c\/p\u003e\n\u003cp\u003eThe OEM relief valve is intended to be operated using the included metal rod, but it can be difficult to reach and hard to control when trying to slowly release pressure. This custom knob slips onto the valve, giving you improved leverage, smoother operation, and quicker access during use.\u003c\/p\u003e\n\u003cp\u003ePerfect for shop presses, hydraulic setups, and garage workstations where precision pressure control matters.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003c\/p\u003e\n\u003cp\u003e✔️ Designed for Harbor Freight Bottle Jack Presses\u003cbr\u003e✔️ Improves Relief Valve Control \u0026amp; Accessibility\u003cbr\u003e✔️ Provides Better Grip \u0026amp; Torque Management\u003cbr\u003e✔️ Quick Pressure Release Adjustments\u003cbr\u003e✔️ Simple Install – No Permanent Modification Required\u003cbr\u003e✔️ Made from Durable ABS Plastic\u003c\/p\u003e\n\u003cp\u003eMaterial:\u003cbr\u003e3D printed using ABS plastic, offering excellent durability, impact resistance, and heat tolerance for workshop environments.\u003c\/p\u003e\n\u003cp\u003eUse Case:\u003cbr\u003eIdeal for mechanics, fabricators, and DIYers using hydraulic shop presses who want smoother and more precise pressure relief control without fumbling with the factory rod.\u003c\/p\u003e\n\u003cp\u003eInstallation Notes:\u003c\/p\u003e\n\u003cp\u003eDesigned to fit over the factory relief valve\u003cbr\u003eNo drilling or modification required\u003cbr\u003eIntended for manual hand operation\u003c\/p\u003e\n\u003cp\u003eWhat’s Included:\u003c\/p\u003e\n\u003cp\u003e1x Bottle Jack Relief Valve Knob\u003c\/p\u003e\n\u003cp\u003eWhy You’ll Love It:\u003cbr\u003eNo more awkwardly fighting the factory release setup. This knob makes operating your bottle jack press feel smoother, quicker, and far more controlled.\u003c\/p\u003e","brand":"DigiFab USA","offers":[{"title":"Default Title","offer_id":53538696495422,"sku":null,"price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/5891\/4622\/files\/IMG_8702.jpg?v=1779564178","url":"https:\/\/dfabusa.com\/products\/harbor-freight-bottle-jack-relief-valve-knob-abs-pressure-release-handle-upgrade","provider":"DigiFab USA","version":"1.0","type":"link"}