Hair transplant surgery is generally contra indicated in Frontal Fibrosing Alopecia. In rare instances hair transplant can be successful (on a individual basis). Scalp MicroPigmentation (SMP) may be an option.
Your scalp hair, beard hair, leg hair, chest hair, etc are all genetic characteristics you inherited from your parents. Just because you have curly scalp hair does not mean you will have curly leg hair.