Metal parts on the bike that have been scratched by crashes do not necessarily need to be replaced if beauty is the primary concern. Solid manual work with a file and emery will also restore the lustre.
Degree of difficulty: for experienced polishers
Tool: Vice with aluminium jaws, drill with stand, polishing set, files, key files, disassembly tool
Auxiliary means: Emery cloth, hard wax, cloth
POLIER TIPS
POLISHING SCRATCHES: HOW TO DO IT