Hose End Fitting has left-hand threads that engage the helix of most 2-1/2 dust-collection hoses and then connects to standard shop vacuum accessories and 2-1/2 machine ports.
2-1/4 tapered port adapts to most shop vacuum systems
Left-hand threaded fitting reduces the need for hose clamp
Molded flange seals fitting around hose
Thimble-style port swivels inside threaded flange
Polypropylene material for flexibility and durability