Here's how I chose a child bike seat and an affordable used bike. Tips to start family cycling adventures together - including the bike accessories we use most and a comparison of the many ways to bike with a toddler.
The moral to the story is: as a triathlete you must be mindful of the official triathlon rules. By reading this post, you can knock 'ignorance' off the list of things that would contribute to you getting disqualified from a triathlon event.
As far as cycling gear goes, there are the Must-Haves, things that are A Good Idea, and items that Would Be Nice. The most basic necessities for all cyclists fall under the Must Have category and they are all covered here.