These are the trunnions that a 14" band saw table rides on. This is 1 pair, we do sell individually for $15 each. These allow for table tilt, no gages are included at this time. We do offer other sizes of these units as well, please contact us with what you need. These will fit 90% of all Taiwanese saws on the market today. We do offer a guaranteed to fit deal on them, if they will not work for you, you can return for credit, less shipping. App bolt hole spacing is 2" between centers and there are 3 mounting bolts.