This is for two Hornby Triang S5447 these are 3d printed. these replace the magnets. for models R357 R751 (maybe more).
Hornby Triang S5447 Traction Magnet x 10 - Remagnetised - R357 R751 (#526)
Vintage Triang R42 controller untested Train Hornby Triang Dublo
Triang X297 TV Supressor For Hornby Triang X04 Motor x 5