Vacuum Hose Adaptor Connector Two-layer Adapter 50mm to 32mm 40mm 63mm 75mm Features: brand new and Material: PVC Size: 50mm to 32mm/40mm/63mm/75mm and aging resistance. long lasting. For dust collector pipe connections, pvc pipe connections, aquarium supplies and fish for adapters. Specifications: Material: PVC Size: 50mm to 32mm/40mm/63mm/75mm Type: 32/40/63/75 Package Includes: 1x Reducer Adaptor note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.