A multi-agency security team acting on information provided by the public successfully recovered one AK-47 rifle on Saturday.
They also recovered two magazines, forty-two rounds of ammunition, and porches at Ifo Area in Daadab Sub-County, Garissa County.
"During the operation, two persons suspected to have been involved in incidences of robbery with violence were arrested," National Police said.
Police said two suspects were placed in custody pending processing and arraignment.
"NPS commends members of the public for providing timely information that led to the recovery of the firearms, and arrest of the suspects."
In another operation, police recovered a serviceable M-16 gun in Tiaty East Sub-County.
In a statement, the police said they suspect the illegal gun was used in banditry activities along Akwichatis -Tangulbei Road.
"We thank elders from the local community who provided timely information leading to the recovery of the illegal firearm," police said.
"At the same time, we appeal to those holding illicit firearms to voluntarily surrender the same to National Security Agencies."