For Brad Serot, clipping into a road bike and hitting the pavement is personal, and it became a key emotional outlet for him. Now, he’s hoping that outlet can benefit others. The Winnetka father of four picked up cycling about six years ago, in the middle of a divorce and the COVID-19 pandemic. He had never been on a road bike before. “It is an emotional outlet, a release for me, personally,” said Serot. At home, he was also raising his four chi…