Wheels worth £200 used to support a roadworks sign on the A361 North Devon Link Road have been stolen.
Police are appealing for information about the bizarre theft which occurred sometime between Wednesday, September 25 and Sunday, September 29.
Officers said the wheels, worth more than £200, were part of a visual display board to inform motorists about the recent overnight closures due to roadworks on the link road.
The four, yellow steel wheels with tyres, which are the property of Southwest Highways, were stolen from Aller Cross.
Anyone with information should contact police on 101, quoting crime reference number CS13461.