Xebecs had a long overhanging bowsprit and aft-set mizzen mast. "Redoutable"s broadside carried away "Temeraire"s mizzen topmast. The height of the mainmast is and the mizzen mast is . When she was built, "Kathleen" had a bowsprit, main mast and a mizzen mast. The main and mizzen masts were stripped of sails and rigging. Main, mizzen and spinnaker booms are aluminum. Mulies were rigged spritsail on the main and gaff rigged on the mizzen. It is a Gunter rigged yawl with and a boomkin for the mizzen sail. The mizzen mast was to the head. If it had only fore-and-aft rig on the mizzen mast, it was not a ship. The cross-jack yard was the lowest yard on a ship's mizzen mast. At sea, it used to be that the ensign was flown from the mizzen gaff. Each of the three masts (fore, main and mizzen) is in three overlapping sections. Fitted with a Watermota Shrimp inboard engine and a Dabber mizzen as a steadying sail. On a ketch, the house flag would be moved to the mizzen.