Was the model/idea helpful? Buy me a ☕ on Ko-Fi . Sharing or selling my digital files is not permitted. These remain my intellectual property. To obtain permission to sell physical prints of any of my designs, please subscribe to the commercial tier on Ko-Fi . Disclaimer. Before printing this item, make sure the measurements match your specific window handle. If someone asks me what is the most used object that I have ever 3D printed, I would answer that it is a roof window handle extension. Printed on Snapmaker A350T and Elegoo Neptune 3 Plus . As usual, detailed printing and assembly guide on 3DWithUs .  This is an experimental item that still goes through some of the tests with various materials (more info in the article). According to our 3D print cost calculator , this 3D print job costs $20.57 if printed in Timberfill and $8.90 in other inexpensive and less fancy materials. Check my other guide about functional 3D printing at home .