The suspect has since been released on bail.
The arrest was made after Brook Marshall-Byrne (7/4/04), of Prestwich Hills, was charged with manslaughter and affray on July 11.
He was remanded in custody and appeared at Manchester Magistrates Court.
35-year-old Piotr sadly died in hospital following an incident in Bury Town Centre on Saturday 8 July 2023.
Piotr’s family have been kept updated with the progress of this investigation and continue to be supported by officers.
The MIPP Portal remains open and any further witnesses are still sought.