Here is the end view of the pair of tread rails, placed top-to-top, with the angle iron clamped into position for welding. Each assembly provides support to the other to keep everything in position during set up and spotting. Essentially jigging its self.
Here is the end view of the pair of tread rails, placed top-to-top, with the angle iron clamped into position for welding. Each assembly provides support to the other to keep everything in position during set up and spotting. Essentially jigging its self.