My wife bought a lovely doll’s push chair for our granddaughter. Come Christmas Eve, the kit is missing four vital parts. The front wheels needed to be secured in place. The locking caps were missing. Here is what should have been in the box:
The two caps were meant to secure the end of the shaft, which had this configuration:
So it was straight to the CAD software and here are the replacements ready to print:
The two halves fit around the end of the shaft; the top hat then slides over and locks the two halves together. Santa, take note! Day saved.