BiviBikes Graveller review ❚ The products mentioned in this article are selected or reviewed independently by our journalists. When you buy through links on our site we may earn an affiliate commission, but this never influences our opinion. BiviBikes Graveller review Our rating BiviBikes Graveller Bivi br_bikesRoadAndAllNonMTB BR2153 5/0/c/a/50ca1131ec348453c22e691ad7ee349493beeca5_Bivibikes_Graveller_01.jpg 11.9kg Latest deals Pros: Off-road handling chops for days; frame quality Cons: One-size-fits-all means shorter and taller riders need not apply The Graveller is the vision of BiviBIKES founder Fraser Barsby’s perfect adventure bike. To make his dreams become reality, Barsby’s taken a high-quality but little-known tube maker in Japan’s Sanko, selected its skinny steel pipes and smartly welded a frame replete with strengthening gussets on the ring-reinforced head tube.