Thumbwheel SS316

Product No: 417523


The SS316 Thumbwheel are used to fasten the backrest to the Twin Cylinder as an alternative to the wing nut. In round steel with easy grip, they are a perfect system.

Product Information


The SS316 Thumbwheel are mainly used for fixing the backrest to the bi-tank. Made of steel with an easy knurled grip, it is the perfect hardware for a secure attachment of your Technical harness. Alternative solution to the wing nut with no sharp parts.

The key features of the Thumbwheel are:
• Precision made from AISI 316 stainless steel
• Robust and durable
• Knurled surface for easier grip
• 28 x 14 mm and 28 x 18 mm with center hole
• 2 pieces

Delivery & Returns


Online purchases on are enabled for Italy, France, Spain, Germany, Austria, Netherlands, Luxemburg and Belgium. Some products from the catalogue are only available to purchase at an authorised Mares Dealer.

Products shipped in Italy are entrusted to Bartolini couriers. Products shipped in other countries are entrusted to DHL couriers.

Delivery times are 3-5 working days.



If you are not satisfied with your order, you can return it quickly and easily.

You can decide to return any products purchased on within 30 days of delivery. To return items, use the same box they were received in, complete the returns label found here with shipping details and attach it to the box. Remember to insert the delivery number found on page 1 of the delivery documents.


To allow you greater freedom, we have not chosen a courier service with which you need to return the package, you are free to choose your preferred service provider.

Please remember that shipping costs are your responsibility.


At the moment, we cannot offer exchanges on our products. If you would like a different size, please return the article for a refund and purchase a new size. If you still have any doubts, you can write us an email at, our Customer Service team will be happy to help.