A Shirley man was arrested on weapons charges after he was stopped while doing 76 mph in a 55-mph zone, police said.

During the traffic stop at 4:40 p.m. Sunday on the westbound Southern State Parkway west of Exit 39 in North Babylon, State Police said, a trooper found Fitzroy Johnson, 27, in possession of loaded Glock semi-automatic pistol — and arrested him on gun charges.

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Johnson was charged with third-degree criminal possession of a weapon and fourth-degree criminal possession of a weapon. Arraignment details were not immediately available.

Police said Johnson was speeding in his 2016 Toyota Camry when he was spotted by the trooper from the Brentwood Barracks.

Additional details were not immediately available.