About this 3D model
Summary If you are a HiTechPet door owner, and you live in a part of the country where there are seasons, you have probably experienced the occasion where the door opens and get stuck at the top of its travel. This simple spring / stop prevents the door from getting stuck at the top of the track. Simply install in the door in place of one of the rubber door stops. Onshape: https://cad.onshape.com/documents/77368def6bd4d54fc2dfd7ac/w/b5f55f2935f2e22304632ed1/e/e3ee84ac1d3c0b918b7bfe30 Print Settings Printer: 3KU K3000 Rafts: No Supports: No Resolution: .2mm Infill: NA Notes: Use a material that can handle a bit of repetitive force; or ensure you print hot and solid for strength.