@uberwaltz
Effective mass of 13.5 g
https://www.vinylengine.com/tonearm_database.php?make=Nottingham+Analogue&mdl=Spacearm&sort=...=
Effective mass of 13.5 g
https://www.vinylengine.com/tonearm_database.php?make=Nottingham+Analogue&mdl=Spacearm&sort=...=