SKU 70171
The POWERTEC 4 in. x 2-1/2 in. Threaded Quick Coupler quickly connects a machine's 4 in. dust collection port to a 2-1/2 in. dust collection hose. The 4 in. I.D. end is designed to press onto a 4 in. Dia tapered port. The opposite 2-1/2 in. end simply threads into a 2-1/2 in. dust collection port. No hose clamps are required. 4 in. Nominal end measures 4-13/64 in. tapered O.D., 3-31/32 in. tapered I.D.