Who can describe to me the concept of 30.40.50kg arm bar

Who can describe to me the concept of 30.40.50kg arm bar


How many kilos do you have



What are Confucius' 20.30.40.50.60.70?


When a man is 20 years old, he will be weak. When he is 30, he will be strong. When he is 40, he will be confident. When he is 50, he will know his life. When he is 60, he will be happy. When he is 70, he will be rare. When he is 80, he will be in the reign of Zhang. When he is 80 to 90, he will be old. When he is 100, he will be happy



50*40*30*20


1200000