7 Step Universal Reducer 6 to 1 Pipe Connection, Saw Dust Collection System
Powertec 70140 2-1/2-Inch to 1-1/4-Inch Reducer
Cone-shaped/concentric reducers are preferred over other reducer shapes as they allow better flow, preventing clogs at the juncture. Aside from this,
4 to 2-1/2 Hose Cone Reducer, Dust Collection Reducer Fitting with 2 Stainless Steel Clamps
POWERTEC 70139 7 Step Universal Reducer, 6-Inch to 1-Inch
This universal-fit vacuum hose adapter connects hoses that have 4-inch inner diameters (ID) to hoses with 2 1/2-inch IDs. The cone reducer's actual
TonGass 2 1/2-Inch to 1 1/4-Inch Cone Reducer - Universal Fit Vacuum Hose Adapter/Dust Collection Fittings/Attachment Reducer - Made of Heavy-Duty ABS
POWERTEC 70277 Dust Collection Reducer, 6-Inch OD to 4-inch
POWERTEC 70190V 4-Inch by 2-1/2-Inch Y-Fitting Dust Collection
POWERTEC 70277 Dust Collection Reducer, 6-Inch OD to 4-inch OD
WORKSHOP Wet/Dry Vacs WS25011A 2-1/2-Inch to 1-1/4-Inch Adapter for Wet Dry Shop Vacuum : : Tools & Home Improvement