Lubricator unit 3/8"" npt ports (ail3000-03) with bracket. We do not recommend using a lubricator at the start of the air system. Oil will accumulate in the lines making them useless for painting or even blowing off dust (surfaces will be blown will oil from the lines). Features ul style""margin-top0px; padding-top 5px; padding-bottom 5px;"" mounting bracket use standard air tool lightweight oil