Western Han Dynasty, Private Mint Issue, 200 - 180 BC
AE Five Zhu, "Yu Jia"
25mm, 2.59 grams
Obverse: BAN LIANG.
Reverse: Blank as made.
Hartill7.10

Crudely cast as is usual for this particular private issue. This example with lots of extra metal at the edges as it was not refined after casting.