Automotive Plumbing Solutions Male To Male Reducer Union adaptor JIC Thread - 4 JIC (7/16x20) To -3 JIC (3/8x24), Black, Anodised Aluminium, Black

These male to male adaptors from Automotive Plumbing Solutions feature unequal AN (JIC) threads ideal for reducing or increasing plumbing size. The adaptors are constructed from either aluminium with a blue or black anodised finish or from steel with a silver coloured plated finish for corrosion resistance.