Universal Shopping Cart Key / Token

Tired of searching for a coin every time you go grocery shopping? This 3D printable shopping cart key is the perfect solution. It is designed to unlock most coin-operated trolleys quickly and easily without needing a permanent coin or token.Key Features:Universal Compatibility: Works with the majority of front-loading coin mechanisms.Instant Removal: Simply insert to unlock the cart, then pull it right out. No need to leave your keys hanging on the trolley while you shop!Keychain Ready: Includes a sturdy hole to easily attach it to your everyday carry (EDC) keyring.Print and Go: A quick, support-free print that saves you time and frustration at the store.Print Settings:Material: PETG is highly recommended for its flexibility and durability. PLA+ or Tough PLA also works well.Layer Height: 0.16mm or 0.20mm for a smooth finish.Infill: 100% (Crucial! It needs to be solid so it doesn't snap inside the lock).Wall Loops: 2 wallsSupports: Not needed.How to Use:Insert the key into the coin