The IDF arrested a suspect armed with an M4-type rifle in the area of Kafr Shufa, near Tulkarm, in the West Bank on Tuesday, the military said in a statement.
Soldiers from the Nahal Brigade, under the command of the Ephraim Brigade, discovered the weapon in the suspect's vehicle.
According to the IDF, the suspect has been transfered to security forces for further processing and investigation.
IDF arrests 60 in West Bank operations
Last week, the IDF announced that it had carried out counterterrorism operations across the West Bank, arresting approximately 60 wanted individuals, seizing six firearms, ten airsoft weapons, and dozens of other weapons.
These operations included arresting 15 wanted individuals, including Hamas and Palestinian Islamic Jihad terrorists who were involved in creating explosive devices, in the Menashe Regional Brigade area.
The military also seized M16 rifles, weapon parts, and other military equipment in the region.
Additionally, soldiers from the Etzion Regional Brigade carried out over 100 operations, destroying the house of a terrorist responsible for killing Shalev Zevoluni last July.
The military did not indicate a timeframe for when these operations occured.
James Genn and Ariella Roitman contributed to this report.