Frequently asked questions

Technical sheet

Number of equipment that can be installed on the MOS Rack:

2 road bikes
1 fat bike
1 to 2 mountain bikes
1 electric bike
1 kayak
1 cargo box
2 pairs of skis
1 to 2 surfboards

*You must have the appropriate fastening accessories for the type of equipment you want to carry on the MOS Rack; Such as roof bike racks, straps for kayak or surfboards, ski racks, and so on.

*At all times you must respect the loading capacity of the MOS Rack, the roof bars as well as the vehicle.

*If you are not sure about the compatibility of your equipment and your fastening accessories with the MOS Rack, contact our customer service, it will be a pleasure to answer your questions.

Loading capacity:

(70 lbs) (31,75 kg)

Weight:

(30 lbs) (13,61 kg)

Height of the MOS Rack from the crossbars:

61 cm (24,02”)

Scope of deployment:

86 cm (33,86”)

Height gained when deployed:

51 cm (20,08”)

Width adjustment:

Minimum: 61 cm (24,02”)
Maximum: 106 cm (41,73”)

Materials and coatings:

Anodized and powder coated aluminium,
Powder coated stainless steel.

Color:

Matte black

Fits on crossbars of type:

Ultra-robust (loading capacity of 165 lbs (74.84 kg) or more)

Fits on crossbars of form:

Oval (width < 8,5 cm (3,35”))
Square (width < 8,5 cm (3,35”))
Rectangular (width < 8,5 cm (3,35”))

Compatible with accessories and equipment:

Cargo box (width < 63,5 cm (25”))
Roof ski racks (width < 63,5 cm (25”))
Roof bike racks (with or without front wheel)
Kayak (70 lbs (31,75 kg) or less)

Compatible with fastening accessories:

With 20 x 20 mm T slots (grooves)
With large fasteners (8,5 cm (2,7”) width or more x 3,18 cm (1,25”) height or more)

Lock system on crossbars:

Sold separately

Possibility to install one MOS Rack on each side of the car:

Yes (as long as you follow the instructions in the user manual of your roof bars and vehicle)

General

Where can I buy the MOS Rack?

The MOS Rack is available for pre-orders directly on our website.

Shipping of the first units is expected to be in early summer 2019. The MOS Rack will also be available at authorized dealers. More information to come.

What are the main advantages of the MOS Rack?

The MOS Rack stands out from roof racks currently on the market by the facts that it:

1. Lowers from the roof to the side of your vehicle, 51 cm lower than your roof bars, offering an additional deployment scope of 86 cm;

2. Keeps a horizontal alignment during all its deployment, allowing to charge a wide range of equipment such as kayaks, road and mountain bikes, skis, surfboards, cargo boxes, and so on;

3. Settles directly on most ultra-robust crossbars with a load capacity of 165 lbs or more;

4. Fits with most fastening accessories such as bike racks or ski racks with 20 x 20 mm T slots or large fasteners;

5. Requires a minimum of handling; the MOS Rack can deploy using one hand and gets installed in less than 5 minutes.

See the technical sheet of the MOS Rack for more details.

Which information should I consider before buying the MOS Rack?
Before buying the MOS Rack, you should take into consideration these following elements:

  • Only oval or square heavy-duty roof bars with a loading capacity of 165 lbs or more are compatible with the MOS Rack;
  • Width adjustment of your roof bars must be between 61 cm and 106 cm;
  • Not all types of equipment and accessories are compatible with the MOS Rack. Visit the section technical sheet to ensure compatibility of your equipment and accessories with the MOS Rack;
  • At any time, you must respect road regulations in force as well as the security rules of your vehicle and roof rack.
What can I do if one of my MOS product needs to be repaired?

You can contact our customer service directly on our website to get support.

You can also get immediate assistance by calling 1 (877) 980-6258.

What is the maximal load capacity of the MOS Rack?

The maximum capacity load varies according to your type of vehicle as well as your roof rack system (cross bars). According to your type of vehicle, the maximum load capacity varies, but can never exceed the charge specified in the assembly instructions of your roof bars and accessories.

We recommend not exceeding a 70-pound load when using the MOS Rack.

The maximum load of the MOS Rack, including accessories and equipment installed on the MOS Rack, corresponds to that stated in the installation instructions for your roof bars and accessories used and cannot be exceeded. The maximum recommended load can never exceed the maximum load of the automotive manufacturer.

The maximum load that can be installed on your roof rack is always specified in the assembly instructions and can never be exceeded. However, this limit is always subordinate to the maximum load of the car manufacturer itself. The lowest value applies Maximum roof load = load rack weight + any fitted accessories + MOS Rack (30 lbs) + the weight of the load itself.

The aerodynamic capacity of the equipment fixed on your car roof is also to consider.

What are the differences between the MOS Rack and other assisted roof rack systems currently on the market?
Simple installation directly on your crossbars in less than 5 minutes;

Preservation of the horizontal position throughout the deployment;

Compatibility with a wide range of sports and outdoor equipment;

Offers an easy installation of your fastening accessories with 20 x 20mm T-slots;

Provides an assisted loading and unloading up to 70 pounds;

Product designed in Quebec;

Has a unique deployment mechanism assisted by gas springs;

Can be installed either on the passenger or driver side of your vehicle;

Possibility to install 2 MOS Racks, one on each side of the vehicle.

*See the technical sheet to validate the compatibility of the MOS Rack with your roof bars, fastening accessories and equipment.

Security

What is the maximal speed I can drive when using the MOS Rack?
our speed must always be adjusted to the load carried as well as the driving conditions (road conditions, wind conditions, traffic intensity, applicable speed limits, weather, and so on.).

However, it can never exceed the speed limit permitted by law and road laws in force.

The aerodynamic capacity of the equipment fixed on your car roof is also to consider.

Can I make technical changes at MOS products?
Any technical modification of MOS products is not permitted. Any changes to MOS products will void MOS’s liability and warranty.
What is the maximal load capacity of the MOS Rack?

The maximum capacity load varies according to your type of vehicle as well as your roof rack system (cross bars). According to your type of vehicle, the maximum load capacity varies, but can never exceed the charge specified in the assembly instructions of your roof bars and accessories.

We recommend not exceeding a 70-pound load when using the MOS Rack.

The maximum load of the MOS Rack, including accessories and equipment installed on the MOS Rack, corresponds to that stated in the installation instructions for your roof bars and accessories used and cannot be exceeded. The maximum recommended load can never exceed the maximum load of the automotive manufacturer.

The maximum load that can be installed on your roof rack is always specified in the assembly instructions and can never be exceeded. However, this limit is always subordinate to the maximum load of the car manufacturer itself. The lowest value applies Maximum roof load = load rack weight + any fitted accessories + MOS Rack (30 lbs) + the weight of the load itself.

The aerodynamic capacity of the equipment fixed on your car roof is also to consider.

Which information should I consider before buying the MOS Rack?

Before buying the MOS Rack, you should take into consideration these following elements:

  • Only oval or square heavy-duty roof bars with a loading capacity of 75kg or more are compatible with the MOS Rack;
  • Width adjustment of your roof bars must be between 61 cm and 106 cm;
  • Not all types of equipment and accessories are compatible with the MOS Rack. Visit the technical sheet to ensure compatibility of your equipment and accessories with the MOS Rack;
  • At any time, you must respect road regulations in force as well as the security rules of your vehicle and roof rack.
Do I have to adhere to the weight limit per equipment on my MOS Rack, even though I only mount one equipment, and this does not exceed the total allowed weight?

You always need to respect the indicated weight for each equipment separately. This rule applies when loading one or multiple equipments.

It is not possible to reduce the number of equipment loaded to increase the maximum weight per equipment.

How to use the handles and the lock system on the MOS Rack?

Read carefully the user guide given with the MOS Rack and available via our contact page to ensure you are using the handles properly and that the system is locked when traveling;

We recommend you watch our explanatory video.

What should I do in case of strong winds, bursts or storms?

In case of strong winds, bursts, storms or any extreme outdoor conditions, remove the MOS Rack from your car roof as soon as possible and put it in a safe place.

You are always responsible for evaluating the situation and the conditions requiring the removal of the MOS Rack from your car roof.

Compatibility
Do I need other accessories to use the MOS Rack on my vehicle?

No matter what you need to carry on your car roof, you need to have a basic roof rack system, which requires a crossbars system. This includes:

  • Secure roof support foot;
  • Ultra-robust roof bars with a loading capacity of 165 lbs or more;
  • Fastening accessories with T slots (20 x 20 mm) or large fasteners to fit on the MOS Rack and adapted to the type of equipment you need to carry.

The MOS Rack is a mechanism simplifying the loading of your equipment on your car roof and should be considered as an add-on to your roof bars and other accessories. To use the MOS Rack, you need to have roof bars and fastening accessories for your equipment, such as ski racks, bike racks, webbing for kayaks, and so on. Visit the section technical characteristics to ensure compatibility of your equipment and accessories with the MOS Rack. 

The MOS Rack is compatible with most roof rack systems; However, it is impossible for us to ensure the compatibility with every roof bars and roof rack accessories, we recommend you to visit the section technical characteristics to ensure compatibility of your equipment and accessories with the MOS Rack. You can also contact our customer service directly to get support. You can also get immediate assistance by calling 1 (877) 980-6258.

Does MOS design and sell the roof bars on which the MOS Rack needs to be installed?

For the installation of the crossbars on the roof of your vehicle, you must either have a raised roof rack or install four support bases and four hooks. MOS does not design or sell crossbars; Check with your nearest retailer to purchase and install your roof rack before purchasing the MOS Rack.

At all times, contact our customer service department for more information. You can also get immediate assistance by calling 1 (877) 980-6258.

Can I use the MOS Rack with any roof bars and accessories?

Unfortunately, it is impossible for us to test our products with every type of roof bars and accessories on the market. Therefore, we cannot guarantee that the MOS Rack will fit with any roof bars and accessories. However, the MOS Rack is designed to fit the standard dimensions of roof rack products on the market.

Visit the technical sheet to ensure compatibility of your equipment and accessories with the MOS Rack.

Is the MOS Rack work with all kinds of sport and outdoor equipment?

We cannot guarantee that the MOS Rack works with all types of sport and outdoor equipment. There is effectively too many models and types of equipment for us to test and ensure a safe and efficient installation on the MOS Rack.

Visit the section technical characteristics to ensure compatibility of your equipment and accessories with the MOS Rack.
It is the responsibility of the buyers and users to ensure the compatibility of your equipment with the MOS Rack and that the maximum weight and dimensions are respected.

When you fix more than one equipment on the MOS Rack, for example, two bikes, it is important to respect to maximum weight and dimensions. We strongly recommend using a strap to fix the equipment together and ensure a safe and solid installation during all your trips.

When on the road, ensure your make regular stops to ensure your equipment and roof rack are still securely fixed on your vehicle.

Installation
How to fix the MOS Rack to my roof bars?

The MOS Rack comes with our user guide, including the installation section. You can also get the user guide and  a complete installation video.

The MOS Rack has been designed to ensure a simple and secure installation in less than 5 minutes.

Can the MOS Rack be installed on the left and right side of my vehicle?

The MOS Rack has been designed to be fixed on either side (left or right) of the vehicle. It is also possible to install two MOS Racks on each side of the car.

For security purposes, we recommend installing the MOS Rack on the passenger side of your vehicle.

All the security notices and instructions remain relevant, including the maximal load.

Can I install the MOS Rack on a vehicle with glass or panoramic roof?
The MOS Rack is permitted to be installed on vehicles with glass or panoramic roof unless otherwise specified on the user or installation guides of your roof bars, vehicle or accessories.
Maintenance
How to clean my MOS Rack?

To clean your MOS Rack, simply use clear water and a soft cloth.

To keep your MOS Rack in good condition, we recommend doing regular maintenance and cleaning the parts unwashed naturally.

Cleaning anodized and powder coated aluminum parts:

For cleaning, use lukewarm water for cleaning and complete with rinsing with water and wiping with a soft, absorbent cloth;

When certain surfaces are dirty, use a mild degreasing product and finish with a rinse with clean water and wipe with a soft, absorbent cloth;

It is essential to avoid the use of aggressive products such as detergents for dishwashers and detergents as well as alkaline or acidic product;

Abrasive or coarse aesthetic pads such as iron straw, emery paper, etc. are to be avoided;

For the choice of cleaning products, we strongly recommend that you test the products on a small hidden “test” surface, according to the instructions on the data sheets of the cleaning products.

Cleaning PVC parts:

To clean the parts of the MOS Rack in PVC, use soapy water and a soft, non-abrasive cloth, finish with a clean water rinse and wipe with a soft, absorbent cloth.

It is essential to avoid the use of aggressive products such as detergents for dishwashers and detergents as well as alkaline or acidic products;

Abrasive or coarse aesthetic pads such as iron straw, emery paper, etc. are to be avoided;

For the choice of cleaning products, we strongly recommend that you test the products on a small hidden “test” surface, according to the instructions on the data sheets of the cleaning products.

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