Aluminum 3" Female Camlock x 2 1/2" Male NH (USA) Inlet Threads_GHT The finish is a polished

The finish is a polished hard coat anodized

Blue lightweight lay flat PVC discharge hose with cam & groove quick connect fittings is rated for light duty

Requires banding clamps to attach to any hose

The base is constructed of anodized aluminum

Aluminum 3" Female Camlock x 2 1/2" Male NH (USA) Inlet Threads_GHT The finish is a polishedAluminum 3 inch female camlock (Cam & Groove) coupler to 2 1 2 inch male NH threads with rigid rocker lug. Under no circumstances should cam and groove couplings be used for compressed air or steam service! Connections The female side of this adapter will only connect to a 3 inch male camlock The male threaded side of this adapter will only connect to a 2 1 2 inch female National Hose (NH) or National Standard Thread (NST) The most common thread type