2Pcs 7" to 4.3" Duct Reducer Ducting Airflow Tube Increaser Adapter Pipe Fitting Step Drill Bits glass shelves or other glass

glass shelves or other glass furniture and wooden furniture such as shelves

Wire Gauge: 20 AWG

Bore Diameter: 43mm

just connect the two ends of the connector with pipes of appropriate size

Hand drill or electric drill is not recommended

2Pcs 7" to 4.3" Duct Reducer Ducting Airflow Tube Increaser Adapter Pipe Fitting Step Drill Bits glass shelves or other glassThis duct pipe reducer connector is used to connect the pipes of equipment such as bathroom fans, range hoods and dust collectors to the ventilation duct system, you can connect two air ducts of different diameters to create a seamless ventilation system duct. Suitable in home, offices, kitchen, factory or apartments. Specification Color: White Material: ABS Height: 110 mm 4. 33 inch Inner Diameter: 173 x 110 mm 6. 81 x 4. 33 inch (Big*Small) Outer