Hi there all, I while back, several people suggested using Jarrah for sleepers for 5" gauge track. What other hardwoods have people used with success for sleepers, or alternatively, can anyone suggest a source of Jarrah in the UK? Yours, Rich. MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.