water rocket launcher

This 3D model is a simple and efficient launcher, especially well-suited for Perrier-type bottles (but also works with other similar PET bottles).Easy to print and assemble, it’s perfect for DIY enthusiasts, educational projects, or just having fun with friends.Secure locking system: keeps the bottle firmly in place before launchQuick assembly: parts designed for home 3D printingRobust design: optimized to withstand pressure and moistureRequired materials:Bicycle pump (with standard nozzle)Hose or fittingWater as fuel 💧 — about 33% fill for better launch performancePrinting tips:PLA recommended (PETG or ABS for extra durability)Safety:⚠️ For outdoor use only, away from people, animals, or fragile objects. Wearing safety glasses is strongly recommended.