






Zirkus 18g Dual-layer Precision High Extraction Coffee Filter Basket
Food-Grade Stainless Steel Construction
Universal 51/54/58mm Sizing
Premium Double-Layer Filtration Design
- Fine Mesh Inner Layer: Traps fine coffee grounds to prevent channeling and ensure a smooth, sediment-free espresso shot.
- CNC Precision-Drilled Bottom Layer: Features evenly spaced holes for consistent water distribution, maximizing contact between water and coffee grounds for rich, full-bodied flavor.
Enhanced Extraction Performance
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Zirkus 18g Dual-layer Precision High Extraction Coffee Filter Basket
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Frequently Asked Questions
The basket is available in 51mm, 53mm, and 58mm sizes. Check your existing basket dimensions and portafilter depth before ordering.
This basket combines a fine mesh inner layer with a precision-drilled bottom layer. The mesh helps retain fine coffee particles, while the evenly spaced bottom holes are designed to support consistent water flow during extraction.
You may need to dial in your grind again. Start with your usual espresso recipe, then adjust the grind based on shot flow and taste. Keep your dose and target yield consistent while making adjustments.
Yes. Even distribution and a level tamp remain essential. The basket design supports extraction, but grind size, dose, and puck preparation still affect the result. If you use a WDT tool, distribute the grounds before tamping.
Empty the used grounds and rinse the basket thoroughly after each use. Gently brush away any residue on the mesh and bottom holes, then dry before reuse. Keeping the filtration layers clean helps maintain consistent flow.






