Welcome to the Gray Matter website. At Gray Matter we invent products. You can see our inventions below; Radlok, Safe or Sound & Eatmecrunchy are just a few. Click on each invention to get a taste of what each one does. You can also navigate the site with the menu on the left. Please have a good look around and let us know what you like - contact Gray Matter!

Radlok - Cart/Trolley Retention Safe Or Sound - Product alarm Eatmecrunchy Cereal Bowl Paving with a message Gray Matter New Products

Inventing Radlok

Radlok

Radlok is a protection system that stops shopping trolleys/carts from being taken out of a predetermined area. It is the top selling system in the UK, Europes biggest market.

The Radlok cart retention system puts a brake down, stopping the trolley from being pushed any further. Radlok is applicable to both stores and car parks/parking lots.

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