Frightening video shows the moment a robber pulls a gun on a gas station clerk in Sheepshead Bay.

The robbery happened Thursday around 8:40 p.m. at the Shell Gas Station at 2472 Knapp St., police say. Three men entered the store together, and one wearing a red hoodie pulled out his gun while demanding that the 20-year-old employee open the register.

After the clerk complied, two of the suspects went behind the counter to empty the register while the third person in the group acted as a look-out.

The group made off with $2,500 from the register, running west on Avenue Y.

There were no injuries in relation to this incident.

Anyone with any information in regard to this robbery is encouraged to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS. All calls are confidential.