Patio Chair/Table stopper/bumper/slider

thingiverse

Concrete Stain Protector or Sliding Leg Buffer is the thing you're referring to. The chair's name or style remains a mystery, however, it serves as an affordable substitute for worn-out plastic sliders on concrete surfaces. It comes in slightly oversized design to ensure strong adhesion by being tapped into place. For precision fitting, its shape matches that of the original piece. Printing settings standard ABS and PLA standards are used with 40% infill rate. Instructions: Standard printing settings are applied equally for both types of filaments PLA/ABS in this case. A minimum 40% infill setting has been utilized; however, it may also function effectively under a wide range of different materials and parameters.