4" Duct Connector Flange, 3 Pack Dryer Vent Wall Plate Square to Round Straight Ducting Plate for Air Heating Cooling Ventilation Exhaust Fan, White Conduit and Pipe Hand Benders Screw Size: 51x21mm / 2

Screw Size: 51x21mm / 2

Outside Diameter: 6mm

for VW Passat B6 Variant 2006-2011

Button Function: Door Lock

4" Duct Connector Flange, 3 Pack Dryer Vent Wall Plate Square to Round Straight Ducting Plate for Air Heating Cooling Ventilation Exhaust Fan, White Conduit and Pipe Hand Benders Screw Size: 51x21mm / 2The 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: White Material: ABS Plastic Outer Diameter of Interface: 93 mm 3. 66 inch Fit for Ducting Hose with Inner Diameter: 100mm 4 Inch Overall Dimensions: 115 x 115 x 50 mm 4. 53 x 4. 53 x 1.