50KG I actually moved 99KG of things down to the fourth floor!
A box of 25KG,
One box of 21KG,
A box of 20KG,
A box of 18KG,
A box of 15KG
Moved 5 times today, down from the fourth floor.
When there are really men to rely on, I can't screw the bottle cap;
When there is no man to rely on, I can move the earth [cover my face] [cover my face]