October 18, 2025
Description
A simple and durable key ring designed for RFID tags (125 kHz / MIFARE).
Perfect as an access key, badge holder, or everyday accessory. Prints easily without supports and fits well on any FDM printer.
Internal slot for chip:
Height: 2.2 mm
Diameter: 20 mm
Dimensions key ring:
34 × 28 × 6 mm
Weight: 3.91 g (PETG, 25% infill)
Material: PETG
Nozzle: 0.4 mm
Layer height: 0.20 mm
Infill: 25% (Cubic)
Supports: None
Brim: None
Nozzle temp: 230–240 °C (PETG)
Bed temp: 70–80 °C (PETG)
Orientation:
The model is optimized for printing — use auto placement in your slicer. Stable base, no supports needed.
License:
Standard Digital File License