State Park Police arrested a Franklin Square man and four others from Queens after they were found in possession of an untraceable "ghost gun" without a serial number, authorities said.

A State Parks police officer was on patrol shortly after 5:30 p.m. Sunday in Nissequogue State Park in Smithtown when he heard gunfire, officials said.

The officer located a 2022 Jeep Wrangler in the area and stopped the vehicle, state police said.

The driver, Mandeep Singh, 20 of Queens and his passengers, Lovejeet Singh, 22 of Franklin Square; Sandeep Singh, 22; Baljeet Singh, 22 and Kamalpreet Singh, 21, all of Queens, were in possession of a loaded green and black polymer 80 ghost gun, authorities said. Two shell casing were located at the scene.

Mandeep Singh was charged with second-degree criminal possession of a weapon and second-degree reckless endangerment. The four passengers were all charged with second-degree criminal possession of a weapon.

All five were arraigned at Suffolk County First District Court. Details of their arraignment were not immediately available.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

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