This is a auto car push retainer clip or blind rivet. Size(WXL): 06mmX30.5mm. For 3d printing use hard metalic plastic to print the nail and flaxible plastic for the royal plug. Applications1: Defender Door Card Interior Weatherstrip ; Applications2: NYLON CHRISTMAS TREE Carpet Floor Mat Clips. Material: Plastic.

You have to use metallic or similar filament for nail/screw, otherwise it will not work properly .

Note: Don't hesitate to contact me if you get any issue with the 3d design. Should be in contact with me before providing feedback and 3d printing.

Note: Please Contact With Me If You Can't Understand. I'm here to help you.

Thanks,Mahbub