Glass Greenhouses -2 Pieces 16mm PVC Building Fittings Greenhouse Frame Furniture Connectors 4X Highlights Generic 2 Pieces 16mm PVC Building Fittings Greenhouse Frame Furniture Connectors 4X High quality and durable plastic construction. Inner diameter 16-17mm, suitable for 16mm diameter PVC pipe or metal pipe. The connector can stably support your greenhouse, which is not easily blown away in windy or rainy weather. There are 5 kinds of connectors for you to choose, meeting your different greenhouse construction needs. Ideal for repairing or building greenhouses, flower stands, cold frames, furniture, shelves, displays and much more. Specification: Material: Plastic Color: Green Inner Diameter: 16-17mm 3T Size: 10x2x6cm/3.93x0.78 x 2.36in 4X Size: 10x10x2cm/3.93x3.93 x 0.78in 4L Size: 10x6x6cm/3.93x2.36 x 2.36in Size 3L: 10x10x7cm/3.93x3.93 x 2.75in Size 5L: 10x10x6cm/3.93x3.93 x 2.36in Package Includes: 2 Pcs Greenhouse Connectors Note: Due to the light and screen difference, the color of the the item may be slightly different from the pictures. Please allow 1-3mm differences due to manual measurement.