The standard MTOW for the F50 is 19,950 kgs
Other options were 18,990 kgs (European airlines) and the standard F60 MTOW of 20,820 kgs (longer range operations).
All a/c were the same spec with 4,000+ kgs fuel capacity.
There were 3 different MLW and ZFW options.
Any changes to the weight schedule can be made with a new sheet of paper from Rekkof.
Ps. All airframes were the same structural spec.