A Staten Island NYPD detective previously accused of assembling an arsenal of illegal, 3D-printed “ghost guns” was arrested again on weapons charges, cops said Friday.

Anthony Sciortino, 36, was arrested Thursday around 8:20 a.m. on Staten Island’s North Shore and charged with attempted criminal purchase or disposal of a weapon, police said.

Sciortino was previously arrested last November when a raid of his Princes Bay home turned up 19 illegal, unregistered firearms, including four untraceable ghost guns lacking serial numbers, according to court records. He was charged with manufacturing a machine gun and manufacturing a rapid-fire modification device, among other charges, in a 17-count indictment.

In addition to the weapons raps, prosecutors alleged he falsified police reports an

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