Aircraft spruce sells tubing in a variety of lengths, and ship to Canada. They're a good source for tubes that don't fit normal framebuilding supply inventories

Aircraft spruce sells tubing in a variety of lengths, and ship to Canada. They're a good source for tubes that don't fit normal framebuilding supply inventories. They ship to Canada directly: https://www.aircraftspruce.ca/ https://www.aircraftspruce.ca/ I've built a bike frame with their 4130 tubes.