C&S Ball Shutoffs are made of hard-coated aluminum and have quality polymer ball and seat/seal mechanisms. Front and rear seats give you smooth waterways, creating less friction loss. Shutoff handles are cast aluminum or composite material. Designed to accept a pistol grip when needed. Ball Shutoff Valve 1-½" N.S.T.(F) Rigid x 1-½" N.S.T.(M) Ball Valve, 1" Waterway.