POWERTEC 70408 Threaded Coupler Adapter, Tapered Reducer for 2-1/2" to 2-1/4" ID. POWERTEC 4 in 1 Adapter Modular Step Dust Collector Hose Fittings (70297). Work with and compatible with Ridgid vacuum models: WD5000 | WD5500 | WD0970 | WD0975 | WD0670.
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