100% brand new and high quality. Helps link two single strollers into a double stroller. Let two Babyzen strollers go side by side, turn or go straight. Suitable for round and oval tubes, may not be suitable for square tubes. Applicable for frames with a diameter of about 1-4cm. Innovative design: By changing the lock button, the connector's links can adjust their length within a certain range to accommodate different stroller distances. It can be used for theme parks, suitable for nannies or parents who need maximum flexibility. When there is only one person in the family who needs to take two infants on a trip at the same time, the stroller connector comes in handy. Easy to install and disassemble. With this stroller connector, you can take two babies shopping. Specification: Material: Steel Package includes: 3 Pcs Twin Stroller Connector (other accessories demo in the picture is not included.) Note: Transition: 1cm=10mm=0.39inch Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you