These are Easton EA70AX wheels currently set up for 9x100 quick release in front and 10x135 quick release in rear. They require centerlock disc brake rotors (not included). Internal rim width on both is 24mm making them ideal for wider gravel tires. Rim depth is 20mm and use clincher hooked bead tires. They are currently set up with tubeless tape. Rims are aluminum alloy welded. 28 straight pull double butted spokes front and rear. Sale is cash only!!