The last piece of the puzzle for pressure-changing players: precise pressure control, do whatever you want
want to be completely released Starseeker Super58 The ultimate potential? This original factory grade OPV The pressure reducing valve adjustment knob is your best choice! With the manual fine-tuning pressure relief valve, you can easily adjust the extraction pressure in real time during the brewing process. Whether you want a gentle 6 Bar low pressure pre-infusion, a standard 9 Bar gold extraction, or even an advanced variable pressure curve, you can control it precisely with one finger.
✨ Core product features
Ultimate pressure control, play with pressure-shift extraction: get rid of the single pressure limit, turn the knob to fine-tune the opening pressure of the pressure relief valve, helping you perfectly adapt to different conditionsRoasting LevelCoffee beans with grind.
Precision metal manufacturing, excellent texture: Made of high-quality stainless steel/metal material and precision cut by CNC. The surface has fine brushed metal and luster, is corrosion-resistant and high-temperature resistant, and is perfectly integrated with the Super58 body.
Classic straight-grain knurling for smooth operation: The edge of the knob is designed with precision straight-grain knurling, which greatly improves the anti-slip feel. Fine adjustments can be made easily and smoothly even if your hands are slightly wet during the brewing process.
food grade double O Type sealing ring: The factory comes standard with a double-layer high-temperature-resistant, food-grade silicone waterproof ring, which provides excellent air tightness and fit, ensuring that it remains "watertight" in high-pressure brewing environments, and the pressure is stable and does not leak.
Original factory specifications, no damage: It fully fits the adjustment hole position under the Starseeker Super58 coffee machine pressure gauge. The threads are precise and no modification tools are needed. The replacement and upgrade can be completed in a few seconds.
📋 product specifications
Brand: Starseeker
Name: Super58 special OPV adjustment knob (OPV Knob)
Material: High-strength stainless steel/metal, food-grade high-temperature-resistant silicone (sealing ring)
Applicable models: Starseeker Super58 manual/portable coffee machine
Function: Fine-tune pressure relief valve (OPV) pressure, control brewing upper limit and pressure curve
