Bottomless Design
The open base allows for direct observation of the extraction.
Espresso machines
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Coosigar
Stainless steel
Coosigar Espresso machines
These high-quality portafilters provide a bottomless design for better extraction visibility. They feature premium wood handles and stainless steel construction for specific machine compatibility
Best choice
The gist
Mahogany Wood Handle
The handle provides a comfortable grip and classic aesthetic.
58mm Standard Fit
This size is compatible with a wide range of machines.
About this lineup
Precision Extraction Tools
This catalog highlights 58mm bottomless portafilters built with mahogany and stainless steel. These components are designed to fit Gaggia machines and similar hardware.
- 58mm bottomless portafilter
- Mahogany wood handle construction
- Stainless steel filter head
- Gaggia machine compatibility
- Direct flow extraction path
- Ergonomic barista grip
What to look for
Extraction Visibility
The bottomless design helps baristas identify channeling. It is a key tool for improving espresso technique.
Material Selection
Mahogany is used for the handle to ensure durability and style. The metal components are high-grade stainless steel.
Machine Compatibility
These specific listings are designed to fit Gaggia machines. The 58mm sizing ensures a secure lock-in.
Professional Feel
The weight and balance of the mahogany handle mimic professional tools. It is built for frequent daily use.
Current set
Current machine from Coosigar
Bottomless portafilter with mahogany handle
Stainless steel espresso machines
Notes
First-hand notes
The mahogany handle feels very solid and looks great on my coffee station.
Using this bottomless portafilter helped me fix my tamping technique immediately.
It fits my Gaggia perfectly and the stainless steel is easy to keep clean.
Common questions
Coosigar Questions
What size is this portafilter?
This is a 58mm portafilter. It is a standard size for many professional and prosumer machines.
Which machines does this fit?
These listings are specifically designed to fit Gaggia machines. Ensure your machine uses a 58mm group head.
What materials are used in the handle?
The handle is made from mahogany wood. This provides a durable and ergonomic grip for the user.
What is the benefit of a bottomless portafilter?
The bottomless design allows you to see the espresso as it leaves the basket. This helps in diagnosing and improving your extraction.