Stan's Flow D is a value-driven All-Mountain rim designed to handle anything you can throw at it Stan's Bead Socket Technology (BST) for the most reliable tire retention and easiest tubeless set up Optimal WideRight tire sizing 2.35"2.8 Shimano Deore XT M8000series hubs come equipped with 36-pts of engagement Center Lock brake interface M8000 hubs are QRx100/QRx135 M8010 hubs are 15x110/12x148 Boost Built with DT Swiss Champion straight gauge spokes (2.0) and brass DT Swiss Squorx nipples Hand laced and trued in the USA