It is Mokko styled copper tsuba that is a large size of 81mm in edo period.
A pattern is -Engrave line-.
Please attach for your koshirae.
There is an age about from 18 to 19 century.
I will put in Tsuba bag and send it at post office by EMS mail from Japan.
Dimensions

【Length】 　 81mm
【Width 】 74mm
【Thickness】 4mm