Name: 304 Stainless Steel Espresso Filter Basket – 51mm / 54mm / 58mm | Single & Double Shot Precision Portafilter Cup
Brand: HomeDIYer
Price: 15.0 USD
Availability: InStock

☕ Whether you're pulling your morning shot or dialing in a new single-origin roast, the right filter basket makes all the difference. These 304 stainless steel espresso baskets are built for semi-automatic portafilter machines and come in three common sizes — 51mm, 54mm, and 58mm — so you can find the perfect fit for your setup. Designed with precision-etched holes, they help you achieve a balanced extraction with rich crema, reducing common issues like channeling or uneven flow. If you're a home barista tired of inconsistent shots, upgrading to a durable, food-grade steel basket is a small change that solves a big problem.

🔍 Key Features of Your 304 Stainless Steel Espresso Filter Basket

✅ Food-Grade 304 Stainless Steel – Rust-resistant, odor-free, and built to last through thousands of extractions without degrading.
✅ Precision Laser-Etched Holes – Ultra-fine, evenly spaced filter holes promote smooth water flow and a velvety, balanced espresso with thick crema.
✅ 3 Portafilter Sizes Available – 51mm, 54mm, and 58mm options cover most semi-automatic machines and bottomless portafilters.
✅ Single & Double Shot Versions – Choose the basket capacity that matches your daily brew routine (dose ratings are spec references, see FAQ).
✅ Easy to Clean & Maintain – Smooth stainless surface rinses clean quickly; simply wipe or brush after use to keep holes clear.
✅ Secure Sealed Packaging – Each basket arrives in a protective sealed bag to prevent scratches or debris before first use.

📏 Specifications & Fit Guide

Material	304 Food-Grade Stainless Steel
Available Outer Diameters	51mm, 54mm, 58mm
Compatible Portafilter Type	Semi-automatic/bottomless portafilters with matching inner diameter
Basket Style	Single shot & double shot (select when ordering)
Filter Hole Type	Precision micro-perforated, non-pressurized
Package Includes	1 × Stainless steel filter basket in sealed bag
Dose Markings Note	Gram numbers on the basket are size specs, not absolute capacity — actual yield depends on grind size and roast level.

❓ Frequently Asked Questions

🤔 Why does my espresso spray or squirt during extraction?

Spritzing is typically caused by uneven distribution of coffee grounds, incorrect grind size, or inconsistent tamping — it's not a defect in the basket. Try adjusting your grind finer, using a distribution tool, and tamping evenly. Switching to a precision basket like this one can actually help reduce channeling, but proper puck prep is still key.

📖 What do the gram numbers printed on the basket mean?

The number (e.g., 18g or 20g) indicates the nominal dose specification for that basket size, not the exact capacity. The actual amount of coffee you can dose depends on the bean's density, roast level, and grind size. Feel free to dose a gram more or less to dial in your perfect shot.

🔧 How do I know if this basket fits my portafilter?

Measure the inner diameter of your portafilter where the basket sits. If it matches 51mm, 54mm, or 58mm (slightly under is normal), this basket will fit. Most home semi-automatic machines use one of these three sizes. If you're unsure, check your machine's manual or measure with a ruler before ordering.

💧 Will this stainless steel basket rust over time?

No. Made from genuine 304 food-grade stainless steel, it's highly resistant to corrosion. To keep it in top shape, simply rinse and dry after use — avoid harsh detergents or soaking in undissolved descaling powder, which can affect any stainless surface.

⏳ When should I replace my filter basket?

With regular home use, a quality 304 stainless basket can easily last several years. However, if you notice persistent extraction issues (uneven flow, visible wear, or clogged holes that can't be cleaned) — or after approximately 3,000 shots — it's a good idea to replace it. A fresh precision basket restores consistency.

🧼 Can I use it with a bottomless portafilter?

Yes! These baskets are fully compatible with bottomless (naked) portafilters of the matching diameter. In fact, the precision hole pattern makes them an excellent choice for diagnosing your extraction and improving your technique.

304 Stainless Steel Espresso Filter Basket – 51mm / 54mm / 58mm | Single & Double Shot Precision Portafilter Cup

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