- New
385310969 by Dometic is a genuine replacement half-ball and shaft assembly kit for compatible Dometic marine toilet systems. Listed in Dometic parts documentation as the white “MO Half Ball/Shaft Assembly” kit, this component is associated with the Magnum Opus toilet series and related base assemblies. It is intended for servicing or replacing the corresponding original part. Before ordering, confirm the toilet model and existing part number to ensure proper fit