BYOP and please replace exactly as found.
Magnetic. Looking for a micro about the size of a round flat lip balm container
Fun fact: This weapon displayed here was actually used during the Civil War. In the 1960s, some high schoolers got hold of a real cannonball and fired it out of this cannon. Local officials immediately disabled the cannon and filled it with concrete to prevent this from happening again.
**Congrats to leaton on the FTF**