70322 4 Inch to 2-1/2 Inch Reducer and 4 Inch Dust Control Flex Cuff with Sta...

Woodstock D4238 2-1/2-Inch to 1-1/4-Inch Reducer

70322 4 Inch to 2-1/2 Inch Reducer and 4 Inch Dust Control Flex Cuff with Sta...

70322 4 Inch to 2-1/2 Inch Reducer and 4 4" to 2-1/2" Reducer & 4" Cuff, 1 Set

70322 4 Inch to 21/2 Inch Reducer and 4 Inch Dust Control Flex Cuff with Stai...

Dust Collection Fittings 4 Inch to 2-1/2 Inch Reducer Flex Cuff Hose Clamps

70322 4 Inch to 2-1/2 Inch Reducer and 4 4" to 2-1/2" Reducer & 4" Cuff, 1 Set

Pply 4 Inch To 21/2 Inch Reducer With 4 Inch Flexible Cuff Rubber Coupler Fittin