A man appeared in court after police caught him with a knuckleduster – that doubles as a lighter – in town on a night out. Shane Allen, 30, of Cricketers Close in Fakenham, appeared at Lynn Magistrates’ Court on Thursday where he admitted to having an offensive weapon in a public place. He also admitted to having cannabis – a Class B drug – on him. Prosecutor Colette Harper explained that while Allen was out at 2am on Norfolk Street on November 18, police could smell cannabis nearby and found that Allen had been smoking a joint of it. While searching Allen, they found the knuckleduster and arr…