3" Duct Connector Flange, 4 Pack Dryer Vent Wall Plate Square to Round Straight Ducting Plate for Air Heating Cooling Ventilation Exhaust Fan, Black 2XXL The base construction helps no

The base construction helps no moves around and looses

Screw Size: 32x19mm / 1

8set x Bolts

for GMC Yukon XL 1500 Yukon 2007-2014

for Ford Expedition 2018 2019 2020 2021

3" Duct Connector Flange, 4 Pack Dryer Vent Wall Plate Square to Round Straight Ducting Plate for Air Heating Cooling Ventilation Exhaust Fan, Black 2XXL The base construction helps noThe duct connector flange is mainly used to connect the duct hose (not included) to an output port through a bolted connection. Widely used on the home, kitchen, bathroom, garage, and office. Suitable for this area which needs a ventilation system. Specification Color: Black Material: ABS Plastic Outer Diameter of Interface: 73 mm 2. 87 inch Fit for Ducting Hose with Inner Diameter: 75mm 3 Inch Overall Dimensions: 86 x 86 x 42 mm 3. 39 x 3. 39 x 1. 65