FB4K is a nonprofit that helps kids be kids by riding into a happier, healthier childhood by giving them a free bike. FB4K is a nonprofit that helps kids be kids by riding into a happier, healthier childhood. Bicycle Harvest runs multiple programs including the collection and refurbishment of bicycles for distribution by community groups, raising monetary and food donations for distribution to food banks, and coordinating other cycling related charitable activities by bicycle organizations across the US.