This means that the shekel must weight the same as those in the sanctuary. Alternate translation: "You must use the weight of the shekels in the sanctuary as your stand weight" (See: [[rc://en/ta/man/translate/figs-explicit]])
"20 gerahs." A gerah is a unit of weight equal to about .57 kilograms. (See: [[rc://en/ta/man/translate/translate-numbers]] and [[rc://en/ta/man/translate/translate-bweight]])