STIHL MB-KM Brushcutter KombiTool for Long, Tough Grass
The STIHL MB-KM is a metal-blade brushcutter attachment for the STIHL KombiSystem. It is supplied with a 230 mm GrassCut 230-2 blade and is designed for mowing long, tough grass, heavy weeds and rough vegetation in open areas where a standard nylon-line trimmer may not be sufficient.
The MB-KM connects to a suitable STIHL KombiEngine through the KombiSystem quick-release coupling. This allows you to use one power unit with multiple attachments and change between garden maintenance tasks without buying a separate engine for every tool.
Please note: this is a KombiTool attachment and is not supplied with an engine or cordless power unit.
Key Features of the STIHL MB-KM
- GrassCut 230-2 metal blade: Designed for efficiently mowing heavy grass, tough weeds and long, dry vegetation.
- 230 mm cutting diameter: Provides a powerful cutting action for demanding mowing work in open areas.
- STIHL KombiSystem attachment: Connects quickly to a suitable KombiEngine using the tool-free coupling system.
- Ideal for rough ground: A practical choice for overgrown gardens, verges, field edges, paddock margins and infrequently maintained grass.
- Lightweight attachment: Weighs approximately 1.2 kg without the power unit.
- Genuine STIHL KombiTool: Manufactured for dependable compatibility and performance within the STIHL KombiSystem.
What Is the STIHL MB-KM Designed to Cut?
The MB-KM is best used for mowing open sections of vegetation, including:
- Long and tough grass
- Heavy weeds
- Dry grass and reeds
- Rough or infrequently maintained areas
- Overgrown verges and field edges
- Large garden areas where nylon line wears too quickly
Because the attachment uses a rigid metal blade, it is not intended for close trimming around fences, walls, trees, kerbs, edging stones or other hard obstacles.
STIHL MB-KM or FS-KM: Which Attachment Do I Need?
| Feature | STIHL MB-KM | STIHL FS-KM |
|---|---|---|
| Cutting system | GrassCut 230-2 metal blade | AutoCut nylon-line mowing head |
| Best suited to | Long, tough grass and heavy weeds | Regular grass trimming and lighter weeds |
| Working area | Open areas and rough ground | Edges, paths, walls, fences and obstacles |
| Main advantage | Stronger cutting performance in dense vegetation | Greater control for general trimming work |
Choose the MB-KM when you need a metal blade for heavier vegetation. For routine trimming around lawn edges and obstacles, consider the STIHL FS-KM strimmer attachment.
STIHL MB-KM Compatibility
The STIHL MB-KM is suitable for STIHL KombiEngines and connects through the standard KombiSystem coupling. Compatible petrol power units include the STIHL KM 56 RC-E and the more powerful STIHL KM 94 R-CE.
Customers looking for a cordless power unit can also view the STIHL KMA 80 R cordless KombiMotor. Compatibility can vary with older or discontinued power units, so contact Masseys DIY before ordering if you are uncertain about your model.
View all available STIHL KombiSystem engines, motors and attachments, or use our STIHL KombiSystem buying guide to compare the available options.
STIHL MB-KM Specifications
| Product type | Brushcutter KombiTool attachment |
|---|---|
| Model | STIHL MB-KM |
| Cutting attachment | GrassCut 230-2 metal grass-cutting blade |
| Cutting diameter | 230 mm |
| Overall length | Approximately 94 cm |
| Weight | Approximately 1.2 kg |
| Manufacturer part number | 41802000475 |
| EAN / GTIN-13 | 0886661212774 |
| Power unit included | No — KombiEngine or compatible KombiMotor required |
Why Buy Your STIHL MB-KM from Masseys DIY?
Masseys DIY supplies genuine STIHL garden machinery, power units and KombiTool attachments online and from our store in Woodville, Swadlincote. Our garden machinery team can help you check compatibility, compare attachments and choose the correct KombiSystem power unit for the work you need to complete.
Frequently Asked Questions
Is the STIHL MB-KM a complete brushcutter?
No. The MB-KM is a KombiTool attachment. It must be connected to a suitable STIHL KombiEngine or compatible cordless KombiMotor.
What blade is supplied with the STIHL MB-KM?
The MB-KM is supplied with a STIHL GrassCut 230-2 metal grass-cutting blade with a 230 mm cutting diameter.
Can the MB-KM be used around trees and fences?
No. Its metal blade is designed for mowing open areas of long grass and heavy weeds. For trimming close to walls, trees, paths and fences, a nylon-line attachment such as the STIHL FS-KM is more suitable.
Will the MB-KM fit my STIHL KombiEngine?
The MB-KM is suitable for STIHL KombiEngines. If you have an older machine or are using a cordless KombiMotor, check the model instructions or contact Masseys DIY so that compatibility can be confirmed before purchase.
What is the difference between the STIHL MB-KM and FS-KM?
The MB-KM uses a metal GrassCut blade for heavier grass and weeds in open areas. The FS-KM uses a nylon-line mowing head and is better suited to general trimming around edges and obstacles.






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