Product: Certain Rocky Mountain aluminum bicycles (Instinct, Instinct BC and Pipeline models from 2018, 2019 and 2020). Issue: The front triangle of the bike frame can crack, posing a fall hazard to the user. What to do: Immediately stop using the recalled bicycles and contact an authorized Rocky Mountain Bicycles retailer for a replacement frame. Affected products What you should do Joint recall with Health Canada, the United States Consumer Product Safety Commission (US CPSC) and Rocky Mountain Bicycles.