Found as OE on builds, the Flow D is a value-driven all-mountain rim designed to handle anything you can throw at it Pinned construction creates a durable and affordable rim Patented Bead Socket Technology for the most reliable tire retention and easiest tubeless setup Rim profile optimized for 2.35" - 2.80" tires TECH SPECS table{border-collapse:collapse;width:100%;} td{text-align:left;padding:8px;font-weight:350;} tr:nth-child(even){background-color:#f2f2f2} th{background-color:#eb212e;color:white;text-align:left;padding:8px;} .desc .specs-heading{font-size:24px;font-weight:600;padding-top:35px;border-top:3px solid #f0f0f0;display:inline-block;border-bottom:4px solid #eb212e;width:142px;margin:0;} Model Flow D Size 29" Internal W 29mm Depth 17.5mm Hole 32 Brake Disc Type Tubeless Material Aluminum ERD 604mm Color Black Weight 634g