Thieves stole horse riding equipment after breaking into a business unit in Acton.
The site on Newmans Green was forced open and two saddles, whips and harnesses were stolen on June 4 at around 9.50pm.
There was also an unsuccessful attempt made to break into a second unit at the same site.
CCTV images show a car – believed to be a silver-coloured hatchback – at the site at around the time of the burglary .
Anyone with information should call Suffolk Police on 101.