Pipe Flange Aligners, 1/2 in - 1 15/16 in, Threaded

Features: Features slotted pins with "friction fitting" knurled nuts for flanges to 30" - 150 lbs | All models of the Pipe aligner will two-hole (make 2 holes of the flange horizontally level with the ground) and vertically level the face of the flange in one step | All models come with 360° vials that just "snap" in and out for easy replacement | The aligner inserts easily into pipe, centers snugly against the inside pipe diameter and automatically aligns with the pipe axis