About this 3D model

Simple set of knobs to replace old melted ones. Knurled or smooth. Re-use the springs from your original knobs. Need this printed? I sell them pre-made here: https://www.etsy.com/listing/1429874324/s2000-climate-control-knobs-3d-printed?click_key=c2de7f9e3de91496053e2ceab27d11c9080e37ef%3A1429874324&click_sum=3316a8ef&ref=shop_home_active_1