Bic lighter holder / keychain / pegboard accessory
Fits onto my pegboard peg: https://www.thingiverse.com/thing:3513752
Video: https://youtu.be/vNBqU4JrY60
Available with MRRF19 or an oval cutout
Print flat bottom down.
No support needed.
Rotate it at a 45* angle to help with bridging if you are having issue (have the board sides facing diagonally across the bed)
The author hasn't provided the model origin yet.