How to maintain your product to ensure it lasts
To make your equipment last longer, look after it properly! Check the tightness of the assembled parts and make sure that all the elements of the equipment are securely fastened. Clean off perspiration marks after each use, as they can cause long-term damage. Find more advice below, as well as additional information on our website or in your equipment manual.
What do you absolutely need to know about this part?
This is an original spare part sold individually.
It consists of the parts shown on the exploded drawing:
↪ N°28 x 1 unit
Dimensions and technical information:
↪ Size: M12
↪ Insertion length: 15 mm
When will I need to use this part?
Is your wing nut bent, do you have a thread problem or is the head broken?
You can repair it with this part*.
For all other issues, you should know that our equipment is repairable in most cases.
Find all of our spare parts on the Decathlon website.
*The examples of issues mentioned are given for informational purposes only.
We do not guarantee that this piece will always resolve the problem you observe.
If in doubt, we recommend consulting our dedicated services.
Did you know that you can repair your equipment on your own?
Looking for information on assembly, maintenance, or repairs for your equipment?
We've made available our user guides, tutorials*, tips*, spare parts*, online support*, and everything you need* for repairing your product.
If you don't find the information you need, also check out our online support*.
*Availability of parts, content, and services may vary by product and country.
What products is this part compatible with?
This spare part has been developed, tested, and optimised to be compatible with the following equipment only, sold from 2025:
↪ Jammer arms for weight racks (ref: 8901941)
Don't remember the item name?
Find it in the picture here.
↪ Not compatible with other Decathlon models.
↪ Not compatible with models from other brands.
Please make sure to check if this part is compatible with your equipment.Don't hesitate to ask us!