The platform seems to fit well, fixed with two screws (you need to take screws a little longer than the native ones).
screw holes may be a little out of alignment, they will need to be finalized with a file)
JBL_v1.f3d | 5.7MB | |
JBL_v1q.stl | 354.4KB | |
JBL_v3.stl | 110.6KB |