- Knife 410 mm for mower series G44 / GH44 / GI44 66100221R - durable, hardened blade made of high-grade steel. Guarantees a clean, even cut, less vibration, lower engine load and a perfectly aesthetic lawn. An ideal replacement for the original n
410 mm blade for G44 / GH44 / GI44 series mower 66100221R - precise mowing and reliable operation of your mower
410MM BLADE FOR G44/ GH44 / GI44 SERIES MOWER 66100221R is an originally designed cutting element designed for mowers of the series G44, GH44 and GI44. It is a key component of the mower responsible for efficient and even grass cutting, as well as for proper air circulation in the working housing, which translates into accurate collection and ejection of cut grass.
High-quality steel, precise balance and properly contoured cutting edges make the 410mm blade for a clean cut, less strain on the engine and longer life of the entire mower. It is an ideal choice for users who value reliability, safety and aesthetic appearance of the lawn.
What is the 410 mm blade for the G44 / GH44 / GI44 series mower 66100221R?
410 mm blade for G44 / GH44 / GI44 series mower 66100221R is a an original or fully compatible replacement for the factory blade mounted on popular mowers with a working width of about 41 cm. With a manufacturing standard that meets the manufacturer's specifications, the knife guarantees:
- correct fit for the blade holder on G44, GH44, GI44 series mowers,
- stable operation at high speeds,
- adequate working width for optimum mowing performance.
This is a replaceable item that should be periodically replaced with a new knife, especially when the old knife is:
- blunted and cannot be effectively sharpened,
- crooked after hitting a stone, root or curb,
- cracked or excessively corroded,
- unbalanced, causing the mower to vibrate.
Where the 410 mm blade for the G44 / GH44 / GI44 series mower is mounted?
The 410 mm blade is mounted on the the working shaft (spindle) of the mower from underneath the cutting housing. The design of the blade has been adapted to the correct spacing and diameters of the mounting holes on G44 / GH44 / GI44 series mowers, making its installation quick and trouble-free.
In the center of the knife are:
| length: 410 mm, width: 55 mm, Ø central hole 10 mm, Ø side hole 8 mm, distance between holes 65 mm; for mower series G44/ Gh44 / Gi44 |
A central mounting hole with a diameter of 10 mm allows the blade to be securely fastened to the mower shaft, while side holes with a diameter of 8 mm are usually used by additional fasteners or systems to prevent the blade from loosening on its own. Proper installation ensures safe operation, no excessive vibration and even cutting.
Application of 410 mm blade for G44 / GH44 / GI44 series mowers
The 410 mm blade is used for all standard lawn care work in home gardens, recreational plots and areas around businesses or public facilities. It is designed for:
- regular lawn mowing with a small and medium area,
- care of lawn edges, along sidewalks, driveways and fences,
- maintenance of ornamental and recreational lawns in good condition,
- mowing fresh as well as slightly taller grass after a period of heavy rainfall.
A properly shaped blade generates the right airflow, which:
- lifts the blades of grass before cutting, ensuring an even and aesthetically pleasing cut,
- facilitates ejection or collection of grass into a basket (depending on the design of the mower),
- can support the grinding/shredding (mulching) function on models with this option.
Why replace the old knife with the new 410 mm model 66100221R?
A worn or damaged blade significantly reduces the comfort and safety of mower operation. Investing in a new 410 mm blade for G44 / GH44 / GI44 series mowers, you gain a number of benefits:
- Better cut quality - New, sharp knife cuts grass instead of tugging at it. Lawn looks healthier, is less prone to disease and recovers faster.
- Less strain on the engine - A well-balanced and sharp blade requires less driving force, resulting in more stable engine operation, lower fuel or energy consumption, and less wear and tear on components.
- Higher level of security - the absence of cracks and deformations reduces the risk of knife fragments breaking off during operation, which is key to protecting the user and the environment.
- Less noise and vibration - The new blade reduces vibrations transmitted to the mower housing and handles, increasing comfort and reducing operator fatigue.
Technical specifications of the 410 mm blade for the G44 / GH44 / GI44 lawnmower
- Overall length: 410 mm
- Width: 55 mm
- Center hole diameter: 10 mm
- Diameter of side holes: 8 mm
- Distance between holes: 65 mm
- Purpose: g44 / GH44 / GI44 series mowers
- Material: high quality tool steel (heat hardened)
- Color: black
- Product code / symbol: 66100221R
Such selected parameters guarantee a perfect fit to the machines for which the knife was designed, and ensure long-term and trouble-free operation.
Mower blade for G44 / GH44 / GI44 66100221R - maximum durability and operational safety

One of the most important aspects when choosing a mower blade is its durability and resistance to wear. Model 66100221R is made of high strength steel that has undergone a hardening process. With this, the knife:
- retains its sharpness for a longer period of time, even with frequent use,
- is resistant to minor impacts on stones or twigs that may be found on the lawn,
- does not deform easily under mechanical loads.
User safety is a priority - proper material selection and accurate blade processing minimize the risk of breakage during high-speed operation. In practice, this means that you can confidently perform:
- routine mowing around the house even several times a week during the season,
- mowing recreational plots after a long break, when the grass is taller and denser,
- care of semi-professional areas - such as around guesthouses, sports facilities or small businesses.
Thanks to its high durability, the 410 mm blade for the G44 / GH44 / GI44 series mower is an investment that pays for itself over time - the less frequent need to replace the cutting element reduces the cost of servicing the equipment.
Precise cutting and an aesthetically pleasing lawn - how a 410 mm blade affects the mowing result?

Properly profiled cutting edges of the 66100221R knife ensure clean and even cut, which is very important for the condition of the lawn. Instead of fraying the ends of the stalks, there is a precise cutting off, which:
- reduces the risk of grass tips drying out and yellow discoloration,
- reduces the susceptibility of plants to fungal diseases,
- makes the lawn look denser and more uniform.
In daily use, you will notice the difference especially when:
- you mow regularly every 5-7 days during the growing season,
- you value a perfectly even lawn height, such as at single-family homes,
- you care about the aesthetic value of the space in front of your business premises or office.
An added benefit of a well-sharpened and balanced blade is less strain on the engine, which translates into quieter operation of the mower, less vibration and comfortable operation even during longer mowing sessions.
Easy replacement and compatibility - 410 mm blade 66100221R in your mower

The 410mm knife 66100221R is designed for the user who values intuitive and quick service operation. Thanks to the precise dimensions and layout of the mounting holes, knife replacement is smooth:
- You disconnect the power supply to the mower (remove the plug from the socket or the spark plug wire).
- You set the mower on its side according to the manufacturer's instructions.
- You remove the old knife by unscrewing the central screw and any additional fasteners.
- You install a new 410 mm knife, paying attention to the correct positioning of the blades (cutting side in the direction of rotation).
- Thoroughly tighten the screws, using the recommended torque.
As a result, even users who do not have much service experience are able to replace the blade on their mower themselves. In everyday situations, it allows:
- save time and cost of service visits,
- quickly return equipment to service after accidental knife damage,
- regularly take care of the cutting quality by periodically sharpening or replacing the cutting element.
Professional effect in the home garden - for whom is the 410 mm mower blade G44 / GH44 / GI44?

The 410mm blade for the G44 / GH44 / GI44 series mower is ideal for:
- owners of single-family houses, who expect a perfect lawn appearance with minimal effort,
- users of recreational plots, looking to quickly restore order after a weekend or extended absence,
- small businesses and service facilities, for whom well-groomed greenery is a business card,
- amateur and semi-professional gardeners, those looking for reliable, durable spare parts.
With an optimal length of 410 mm and a fit for popular lawnmower models, you can successfully use this blade:
- for weekly mowing of a well-maintained lawn,
- for leveling the ground after scarifying or aerating,
- to prepare the lawn before an important family or corporate event.
FAQ - Frequently asked questions about the 410 mm blade for the G44 / GH44 / GI44 66100221R mower
1. Will the 410 mm blade 66100221R fit my mower?
The blade was designed for mowers of the series G44, GH44 and GI44. To make sure it will fit your model, compare the blade length (410 mm), width (55 mm), and the diameters and spacing of the mounting holes (Ø center hole 10 mm, Ø side hole 8 mm, distance between holes 65 mm) with the factory blade data.
2. How often should you replace the blade on your lawn mower?
Frequency of replacement depends on the intensity of use and operating conditions. Under typical household conditions, it is recommended thorough sharpening of the knife at least once a season, and its replacement every 1-3 years, or sooner if clear damage, cracks or deformations appear.
3. Is the new knife already balanced and ready for installation?
Yes, the 410mm blade 66100221R is pre-balanced and ready for installation at the factory. Before installation, it's just a good idea to clean the mounting surface on the mower and make sure there is no damage to the drive shaft.
4. Can I replace the blade on the mower myself?
Yes, it is possible to replace the blade yourself as long as you take the following safety precautions: disconnect the power supply, steady the mower, use the appropriate tools and tighten the screws according to the manufacturer's recommendations. When in doubt, it's a good idea to get help from an authorized service center.
5. How to take care of a knife to make it last as long as possible?
After each mowing, it's a good idea to remove grass and soil debris from the blade and the underside of the mower housing. Avoid mowing over rocks and hard obstacles. Regularly check the condition of the blades - minor damage can be removed by sharpening, while cracks or severe deformation are a signal to immediate replacement of the knife.
6. Is the 410mm blade suitable for mulching?
The 410 mm blade 66100221R is great for standard mowing and collecting grass for trash collection. On mower models equipped with a mulching function, it can also be used to help shred grass, but the full effect of mulching depends on the design of the specific mower and the appropriate attachments.
7. What to do if I hit a hard obstacle while mowing?
Immediately stop the mower, unplug it from the power supply, and carefully inspect the blade. If you notice obvious bending, loss of material or cracks, do not continue working and replace the knife with a new 410 mm model 66100221R. Continuing to mow with a damaged blade can be dangerous and lead to more serious machine failures.
WARRANTY TERMS AND CONDITIONS
For warranty terms and conditions, please refer to the instruction manual included in the device packaging. Devices covered by the extended warranty (3 and 5 years) require the execution of the mandatory warranty inspections (payable) at the times specified in the warranty terms and conditions.
The obligations of the guarantor under the guarantee are to repair the defective goods, the advertised device is not subject to replacement or cash back.
1. The manufacturer guarantees its products for a period of time:
- Oleo-Mac internal combustion mowers 60 months for consumer use and 12 months otherwise
- Oleo-Mac chainsaws, Oleo-Mac scythes, Oleo-Mac electric mowers, Oleo-Mac trimmers
TR 61 E and TR 91 E, garden tractors. EMAK K-series internal combustion engines powering mowers and
tractors 36 months for consumer use and in other cases 12 months
- Other devices for consumer use 24 months and in other cases 12 months
Additional consumer warranty on Briggs&Stratton engines after the expiration of the manufacturer's warranty period of 12 months -
The condition for maintaining the 36-month warranty period is to perform two paid inspections of the device at an authorized service center - in 12 and 24 month from the date of purchase no later than 7 days after the specified date.
As a condition for maintaining the 60-month warranty period, four paid inspections of the device must be performed at an authorized service center - at 12, 24,36 and 48 months from the date of purchase no later than 7 days after the appointed date. All inspections performed by the dealer must be recorded in the electronic
b2B guarantee settlement system. Internal combustion engines of other brands (Briggs & Stratton, HONDA, KAWASAKI, SUBARU, etc.).) and hydrostatic transmissions are covered by a separate warranty manufacturer. Details of the warranty terms and conditions are contained in separate manuals for the listed components.
2. The warranty covers all damages occurring during the warranty period resulting from the discovery of latent material defects during this period, assembly or technological.
3. The technical staff will proceed with the repair in the time allowed by organizational requirements, always as soon as possible.
4. The choice of how to remove the damage is up to the guarantor, who can remove the defect by repairing the device or replacing the damaged part. Regardless
way of removing the damage, the warranty continues, extended by the time of removal of the damage by the guarantor.
5. Warranty repair can only be carried out on the basis of the device registration in the B2B system or a valid warranty card with proof of purchase.
Failure to register the device, the warranty card or its cancellation will exclude the guarantor's liability under the warranty provided.
6. The user has the right to appeal against the decision of the service point regarding the qualification of the reported failure. The appeal must be submitted only in the form of in writing with a set of documents stating the course of repairs made and a description of the technical condition of the equipment at the time of the original inspection made by the service point.
7. The warranty period is extended by the time necessary for warranty repair. The dates posted on the claim in the b2B electronic guarantee settlement system.
8. The repair shop is required to make entries regarding the scope of warranty repairs in the B2B electronic warranty billing system.
9. For paid repairs performed, the guarantor provides a 3-month warranty on the condition that the repair is carried out in the guarantor's workshop and that the repair is used for the repair original spare parts. The basis for the claim is the proof of purchase of parts and the service performed.
10. Warranty repair is not subject to: damage caused by improper operation, damage caused by using the device for purposes for which it is not intended, damage caused by the use of improper consumables, mechanical damage, and
caused by improper transportation or storage, damage caused by lack of maintenance, components that have suffered wear and tear in service during proper operation.
11. The warranty is voided as a result of structural changes or modifications made by the user, as a result of interference found by the service point
inside the device by unauthorized persons, as a result of breaking or dismantling the carburetor adjustment locks, in the event that entries are found to have been made in the warranty card by unauthorized persons.
12. The warranty does not cover consumable items and items that wear out during the warranty period, such as:
- Consumable components, e.g.: cutting blades, discs, cutting bars, vee heads, filters, starter cables, spark plugs, bulbs, wheels, drums and clutch jaws,
clutches and friction discs, drive belts, safety bolts, cutting chains and guides, high-pressure washer lances.
- Engine components: cylinders, pistons, rings, crankshaft, bearings, pan, carburetor diaphragms.
- Other consumable parts: knife hubs, safety keyways, shock absorbers, bearings, pan, gears, overload fuses, carbon brushes, control ties and cables
- Starting batteries used in machines with an electric starter
- Components not mentioned in these warranty conditions , which obviously wear out during operation, transportation and storage (such as coating painting).
13. Warranty repair does not include installation, adjustment and maintenance activities.
14. Damage such as engine seizure, bent or cracked crankshaft, broken magnet wheel keyway or knife hub are not repairable warranty.
15. If the service center does not fulfill its obligations, the user is obliged to inform the guarantor of this fact. Refusal to comply repair by the service center must be entered in the warranty card. If the guarantor does not recognize the repair as a warranty repair, the cost of repair and transport is covered by the claimant.
16. Defective spare parts replaced under warranty repair are the property of the guarantor.
17. Complaint should be reported to the nearest authorized service center or directly to the guarantor. Reporting a complaint at the point of sale may cause an increase in repair time.
18. During the reception of the device after warranty repair, it is his duty to make sure that the received device is complete and undamaged. The repair point has the obligation to start the device before handing it over to the user after repair.
19. The service point has the right to charge a fee for performing maintenance activities that are the responsibility of the user and require them to be performed before the proceeding with the repair. The repair shop is obliged to replace, at the user's expense, all components that ensure the safety of the work, which have been damaged damage during operation regardless of the consent of the user.
20. A continuously updated list of service points can be found at www.victus.en
21. The warranty for the goods sold does not exclude, limit or suspend the buyer's rights under the warranty provisions for defects in the goods sold.
22. The cost of an unjustified complaint is paid by the complainant.
23. This warranty is valid in the territory of the Republic of Poland.
24. Any damage caused during transport should be immediately reported to the carrier under penalty of voiding the warranty.
25. The warranty does not cover possible damages caused directly or indirectly to persons or things due to defects in the device or resulting from prolonged downtime in the operation of the device.





