Check the listing for details. T.B. WOOD’S / NO. 10 SURE-FLEX COUPLING SLEEVE.(MISSING STEEL RING).. Condition: Used. Listed at 100.00 USD. This T.B. Wood's Sure-Flex Coupling Sleeve is a high-quality and durable industrial component. Designed and manufactured in the United States, it is a reliable choice for mechanical power transmission. The sleeve is flexible and perfect for use in a variety of applications, including mechanical couplings and U-Joints. This model is missing the steel ring, but still provides reliable performance. It is a great addition to any business or industrial operation looking for a top-quality flexible coupling sleeve. Don't miss out on this opportunity to enhance your operation's efficiency and performance. SELLING USED, 1 HALF NEW, 1 HALF USED IN NEW CONDITION. (SET) MISSING STEEL RING THAT GO AROUND THE CENTER OF THE COUPLINGS. NO BOX.