You may discover vintage Claas C Series headers in this collection. They work well with Dominator/Mega/Medion/Lexion, etc. combines from the 1980s, 90s, and 00s.
Claas C450 Cost: $6650
Maximum operating speed: 10 kph; working width: 4,50 m
Configurations: base color, stickers, covers, and accessories
Claas C510 Cost: $8500
Maximum operating speed: 10 kph; working width: 5–10 m
Configurations: base color, stickers, covers, and accessories
Claas C540 Cost: $9540
Maximum operating speed: 10 kph; working width: 5,40 m
Configurations: base color, stickers, and accessories
Claas C600 Cost: $11,500
Maximum operating speed: 10 kph; working width: 6.0 m
Configurations: base color, stickers, and accessories
Claas C660 Cost: $13,250
Maximum operating speed: 10 kph; working width: 6.60 m
Configurations: base color, stickers, and accessories
Header Trailer C450-C660 Cost: 850 $
Configurations: base color and size

Agro Seby is credited.