New one pound coin: Every vending machine, shopping trolley and parking meter in the UK could need to be adapted, the Royal Mint hints | The Independent | The Independent
REMOVABLE SHOPPING TROLLEY TOKEN by Peter H | Download free STL model | Printables.com
Qoo10 - SG50 Trolley Coin : Collectibles & Books
Do shopping carts in the US not require a coin to function? - Quora
What Does The New £1 Coin Mean For Printed Trolley Coins | Logo X