MHW-3Bomber Astra Collection Bottomless Portafilter: 58mm Black/Black (Gaggia)

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MHW Astra Collection Bottomless Portafilter: 58mm Black/Black (Gaggia)

SKU a-BP7036G-OS

The MHW-3BOMBER Astra Collection Bottomless Portafilter: 58mm Black (Gaggia) combines a 632-hole precision filter, ergonomic grip, and full-metal build for cleaner, more consistent extractions. Shop now at Coffee Parts Australia.

Perfect Your Gaggia Espresso Shots with the Astra 58mm Bottomless Portafilter

The MHW-3BOMBER Astra Collection Bottomless Portafilter (58mm Black/Black – Gaggia) is built for precision, clarity, and tactile comfort. Specifically designed to fit Gaggia machines with 58mm group heads, it features a 632-hole precision filter basket, an open-bottom design for visual feedback, and a smooth ergonomic grip. This portafilter delivers professional-level control and enhanced extraction performance with every shot.

How the Astra 58mm Gaggia Portafilter Enhances Extraction Control

Gaggia Compatibility: Designed to fit Gaggia espresso machines with 58mm group heads (check machine model before purchase).
Bottomless Visibility: Open design allows baristas to monitor espresso flow and identify channeling or tamp inconsistencies.
632-Hole Precision Filter: Ø0.30mm perforations distribute water evenly across the puck for a balanced shot.
All-Metal Construction: Durable electroplated aluminium alloy and SUS304 stainless steel withstand daily use.
Obsidian Black Finish: Dark electroplated colourway adds a professional touch to any bar setup.

Specifications

Product Name: MHW-3BOMBER Astra Collection Bottomless Portafilter: 58mm Black/Black (Gaggia)
Compatibility: Gaggia machines with 58mm group heads
Filter Type: Precision filter with ~632 perforations
Hole Size: Ø0.30mm
Recommended Dose: Approx. 18g (based on grind and roast)
Material: Anodised aluminium alloy and SUS304 stainless steel
Finish: Electroplated black “obsidian”
Weight: ~475g
Dimensions: Length ~235mm, Head diameter ~80mm

Key Features of the MHW Astra Bottomless Portafilter: 58mm (Gaggia)

✅ Built for Gaggia Machines: Compatible with 58mm group heads for a secure fit and optimal performance.
✅ Bottomless Shot Visibility: Diagnose and perfect your espresso technique in real time.
✅ Precision Engineering: The 632-hole filter basket ensures clean, even extractions with less channeling.
✅ Durable Metal Construction: Made for regular café or home use with easy cleaning and disassembly.
✅ Ergonomic Grip: Smooth waist-style handle provides comfort and balance during locking and tamping.

Why Choose the MHW Astra 58mm Gaggia Bottomless Portafilter?

For Gaggia users ready to level up their espresso game, this portafilter offers unmatched precision, clarity, and build quality. From diagnosing channeling to mastering grind adjustments, the Astra 58mm bottomless portafilter delivers performance and durability in a stylish black finish.

How to Use the Astra 58mm Bottomless Portafilter (Gaggia)

Step 1: Grind ~18g of coffee and distribute evenly in your 58mm basket.
Step 2: Tamp with consistent pressure using a flat or calibrated tamper.
Step 3: Lock the portafilter into your Gaggia machine and begin extraction.
Step 4: Watch the bottom flow to assess distribution quality and adjust the technique if needed.

Maintenance & Cleaning

After use, disassemble and rinse thoroughly with warm water. Avoid dishwashers and prolonged soaking to maintain the electroplated finish. Minor polishing marks from manufacturing are normal and do not affect performance. Dry fully before storing.

Questions & Answers

Will this portafilter fit my Gaggia espresso machine?

Yes, this 58mm bottomless portafilter is designed for compatibility with Gaggia models that use 58mm group heads. Always confirm the size of your machine’s portafilter before making a purchase.
What does the bottomless design help with?

The bottomless design lets you observe the flow of espresso, which helps diagnose issues like channeling or uneven tamping and refine your technique accordingly.
How do I clean the portafilter?

Rinse thoroughly after use and dry completely. Do not place in a dishwasher. The detachable structure allows for easy cleaning of individual parts.
How many holes are in the basket?

The filter basket has approximately 632 holes, each measuring about 0.30mm for consistent, even extraction.
Where can I buy this bottomless portafilter?

You can buy the MHW-3BOMBER Astra Collection Bottomless Portafilter for Gaggia machines from Coffee Parts Australia with fast delivery and expert support.

MHW-3BOMBER Astra Portafilter 58mm (Gaggia) Review

The MHW-3BOMBER Astra Collection Bottomless Portafilter: 58mm Black (Gaggia) is an excellent choice for baristas and enthusiasts. With ergonomic handling and reliable shot consistency, it’s a welcome upgrade. We recommend pairing it with compatible MHW-3BOMBER tools, distribution accessories, and barista gear to get the most out of your Gaggia setup.