I tacked the tube on approximately, altered the angle then welded on. For each the programs I added some reinforcement on both side with a certain amount of 6mm metal plate. Hello Mate, many thanks to the responses. The bike's being used everyday around the fields and rides terrific, Currently https://eduardogdaxt.blogunteer.com/24549618/the-ultimate-guide-to-mini-trike-for-adults-gas-powered