EOFY20 | MHW Magnetic Dosing Ring: 51mm Matte Black

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MHW Magnetic Dosing Ring: 51mm Matte Black

SKU a-DR5548B

MHW-3Bomber Magnetic Dosing Ring: 51mm Matte Black offers a simple, mess-free way to dose your coffee evenly. Designed for precision and cleanliness, it features 10 magnetic beads for fast positioning and secure attachment to your 51mm portafilter.

Block Mess. Dose Clean.

This 51mm magnetic dosing ring eliminates flying coffee powder during the grind and dose process. Its flared design, expanded bottom diameter, and secure magnetic connection allow you to distribute grounds evenly—without spillage or static mess. Made from anodised aluminium alloy, it’s lightweight, textured, and built to last in commercial or home espresso setups.

How the MHW-3Bomber 51mm Dosing Ring Works

Attach: The 10 internal magnets snap onto your 51mm portafilter quickly and securely.
Grind: Dose your coffee without worrying about spills or static cling.
WDT/Tap: Use your preferred puck prep tool while the ring holds everything in place.
Remove: Lift off cleanly—no powder trails or indentations.

Specifications

Model: A-DR5548B
Size: 51mm (Universal Fit)
Receiving Diameter: 61mm
Material: Aluminium alloy + magnets
Height: 20mm
Weight: Approx. 29g
Finish: Matte Black, anodised
Brand: MHW-3Bomber

Key Features of the MHW 51mm Magnetic Dosing Ring

✅ 51mm Diameter: Compatible with 51mm portafilters, with a receiving diameter of 61mm.
✅ Magnetic Lock: Features 10 strong magnetic beads for secure placement.
✅ Powder Control: Prevents flying and leaking coffee powder during dosing.
✅ Flaring Design: Allows a wider and more efficient area for dosing.
✅ Durable Build: One-piece anodised aluminium alloy—resistant to corrosion and easy to clean.
✅ No Indentations: Single loop snap ring design reduces pressure marks on the portafilter.
✅ Stable & Lightweight: Weighs approx. 29g and stays attached even when inverted.
✅ Food-Safe: Tested and certified for food contact safety.

Questions & Answers

Will the MHW 51mm dosing ring fit my portafilter?

Yes, the MHW Magnetic Dosing Ring model is designed to fit most 51mm portafilters with strong magnetic stability and no slippage during dosing.
Does this dosing ring help reduce mess?

Absolutely. The magnetic design and flaring shape keep your grounds inside the portafilter, minimising spillage and static cling.
Can it be used upside down?

Yes, the magnetic connection is strong enough that the ring won’t fall off even when inverted, ensuring confident handling at every stage.

Coffee Parts Thoughts

The MHW-3Bomber 51mm Magnetic Dosing Ring is a simple, effective upgrade that streamlines workflow and eliminates dosing mess. Whether you’re using a manual grinder or a high-end setup, this ring keeps coffee where it belongs—inside the basket. Strong, lightweight, and easy to clean, it’s perfect for pros and home brewers.

Looking for other accessories to complete your setup? Explore our full range of dosing tools, MHW-3Bomber gear, or shop coffee accessories that make your workflow smoother.

Brand	MHW
Model	Dosing Collar
Size	51 mm
Colour	Matt Black