CAPFEI 51mm bottomless portafilter with three ears for visual shot consistency.
CAPFEI portafilter with 2-cup basket supports convenient dosing up to 16 g.
CAPFEI compatibility with Casabrews CM5418 and 3700 series for versatile fit.
CAPFEI 2-cup filter basket supports up to 16 g for consistent extractions.
CAPFEI bottomless design shows flow and color for better extraction assessment.
CAPFEI 304 stainless steel construction resists rust and corrosion.
CAPFEI detachable parts allow easy cleaning without dead corners.
CAPFEI three-ears portafilter fits 3.88–4 mm ears for secure compatibility.
CAPFEI espresso gear for home use helps refine technique.

CAPFEI

CAPFEI 51mm Bottomless Portafilter with 3 Ears — For CASABREWS CM5418 & 3700 Series + 2-Cup Basket

High-performance kitchen and dining made for confident daily results

$38.61

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Why customers choose Oico Home, Kitchen and Dining

Elevate Your Home Espresso with a Bottomless Portafilter

CAPFEI presents a 51mm bottomless portafilter with a three-ears design, built to fit a range of popular machines and to offer a clearer view of extraction. It works with Mr.Coffee Espresso and Cappuccino machines and is compatible with other 51mm portafilters that have 3 ears and ear thickness between 3.88–4 mm. This makes it a flexible option for home baristas exploring different setups.

Crafted from 304 food-grade stainless steel, this portafilter pairs durability with a sanitary profile. A included 2-cup stainless steel filter basket supports up to 16 grams, giving you room to experiment with dose and grind settings while maintaining a robust build for daily use.

Key Benefits at a Glance

  • Bottomless design for real-time observation: Watch flow rate, color, and flow column stripes to gauge extraction and spot irregularities.
  • Durable, easy-care construction: Made from 304 stainless steel and designed for quick disassembly and cleaning with no hard-to-reach corners.
  • Versatile compatibility: Fits Mr.Coffee models and other 51mm, 3-ear portafilters sized 3.88–4 mm.

Real-world use often involves trialing grind sizes, tamping pressure, and dosing to tune shot quality. The bottomless format invites visual feedback to help you identify consistency, potential channeling, and flow characteristics across pulls. While this tool enables informed experimentation, it does not guarantee a specific outcome, and results will depend on your setup and technique.

What to Expect in Practice

  • Observation-ready: A clear shot column helps you detect channeling early and adjust quickly.
  • Reliable material: Stainless steel won’t rust or corrode with regular use, maintaining a clean surface for tasting notes.
  • Easy maintenance: Removable parts simplify cleaning and reduce the risk of residue buildup.

In short, this CAPFEI bottomless portafilter is designed to support home baristas who value visibility, versatility, and durable build. Use it as a tool to explore technique and observe how different variables influence the shot, with the understanding that results vary by individual setup and practice.

FAQ

Q: Which machines is the CAPFEI 51mm Bottomless Portafilter with 3 ears compatible with?

A: Fits Mr. Coffee Espresso and Cappuccino machines and other 51mm 3-ear portafilters with ear thickness 3.88–4 mm.

Q: Does the package include a filter basket?

A: Yes, it includes a 2-cup stainless steel filter basket, supporting up to 16 grams.

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