Removable Shopping Cart Coin – Insert & Remove System

This Removable Shopping Cart Coin IN / OUT is a practical and innovative 3D printable solution designed for supermarket carts with coin-slot locking systems. Unlike standard trolley coins, this model is engineered to be inserted and then easily slid out, allowing you to release the cart without having to wait for chain reconnection. Its clever design makes it ideal for users who want a faster and more convenient experience while keeping a reusable, eco-friendly alternative to traditional 1 Euro coins. This model follows the same design language and presentation style as the previous version, ensuring visual consistency across your 3D printed accessories collection. ✅ Key Features Innovative IN / OUT removable system Can be inserted and then slid out without locking Compatible with most shopping carts using coin slots Reusable and eco-friendly alternative to metal coins Compact, lightweight and durable Minimalist, functional design No assembly required – single-piece print Perfect for supermarkets, shopping centers, DIY stores and any trolley systems that accept coin-shaped inserts. 🖨️ Recommended Print Settings Printer Type: FDM Material: PLA (recommended), PETG for higher strength Layer Height: 0.16 – 0.2 mm Infill: 80–100% for rigidity Walls / Shells: 3 Supports: Not required Bed Adhesion: Optional brim for extra stability Orientation: Print flat on the build plate ⚠️ Do not scale the model. Print at 100% for correct slot compatibility. 📐 Dimensions Based on standard shopping cart slot size Optimized for 1 Euro style mechanisms Thickness engineered for smooth sliding action Maintaining these proportions ensures proper insertion and removal functionality. 🧩 How It Works Insert the token into the shopping cart slot. Unhook the chain as usual. Slide the token back out using the IN/OUT system. Keep it for future use — no coin required! Fast, simple and always ready in your pocket or keychain. 🎯 Ideal For Frequent supermarket users People who forget coins Keychain ever