The file 'RC10 Battery Box Top 3D Printer Model' is (stl) file type, size is 18.8KB.
This is the top/strap/hold-down for an RC10 battery box. While it will fit a stock nylon battery box, this design is intended for a 3D-printed battery box. Since PLA is less flexible than nylon, the keyhole has been modified to release the strap with less flexing required.
RC10-battery-box-top.stl | 93.8KB |