Yes, you can still buy all the parts except for the switch/breaker which I recommend between 80A-100A for a Single Hub. You can also replace the FVT ESC with the VESC and it will be a much smoother ride. Check these threads:
https://endless-sphere.com/forums/viewtopic.php?f=35&t=73404&hilit=pediglide
https://endless-sphere.com/forums/viewtopic.php?f=35&t=74229&hilit=dervish
https://endless-sphere.com/forums/viewtopic.php?f=35&t=74411&hilit=jdogawesome
https://endless-sphere.com/forums/viewtopic.php?f=35&t=73404&hilit=pediglide
https://endless-sphere.com/forums/viewtopic.php?f=35&t=74229&hilit=dervish
https://endless-sphere.com/forums/viewtopic.php?f=35&t=74411&hilit=jdogawesome