Lockring for Dillon Trimmer

[thehouseproduct]

Does anyone make a lock ring to replace the nut on the top of Dillon Trim Die? I would like to be able to move the motor from die to die with out losing settings. If no one makes one, is there a market for one?

[Spanners]

Not that I'm aware of - you could drill and tap the side and fit a grub screw in a 2 mins