Mahmoud-Fari said that operatives of the command, acting on intelligence, arrested the suspects on March 31, in Agyaragu village while conveying the items in a truck to Lafia.
The commandant explained that the prime suspect, driver of the truck and one other were initially apprehended while five other suspects were later arrested based on information.
He said that investigation was ongoing to arrest other accomplices and prosecute them accordingly.
Mahmoud-Fari said that he had directed all divisional officers in the command to ensure maximum protection of railway facilities in their areas.
Meanwhile, the prime suspect (name withheld) told newsmen that he was contracted by one Alhaji to remove the railway sleepers with the claim that they had become obsolete and were about to be replaced.