For Industry Nine, it's a play to bring carbon rim production in-house, cutting down lead times, increasing control over the supply chain, and likely opening the door for even more integrated designs.
Industry Nine SOLiX SL 35c wheelset review: Highly engaging ride but missing marginal gains
While Industry Nine's SOLix hubs provide an ultra-snappy pickup similar to their legendary Hydra MTB hubs, they are designed for road, gravel, and XC use.