The critically acclaimed Zeta is completely redesigned to be wider, lighter and laterally stiffer, yet still tough enough to endure gravel road rides and cyclocross races that would chew lesser wheels to pieces. New dedicated disc brake version features new two-piece forged hubs and disc-only OCR rim extrusion.The Zeta Disc wheels feature new forged two-piece WCS disc hubs, and the disc-specific, tubeless Zeta OCR rims are light, stiff and wide. Forged, machined and staggered hub flange increases spoke bracing angle and builds a stronger, lighter wheel.Each Ritchey wheelset is hand-built by a qualified Ritchey wheel technicianRear hub easily serviceable without tools, including cassette body removalFeaturesRims: alloy Tubeless - OCR offset - proprietary Ritchey extrusionRim diameter: 700cRim depth: 24.4mmOuter rim width: 25.5 mmInner rim width: 21.0mmSuggested tire size range: 25mm-45mmHubs: forged disc thru-axle hubs and sealed bearingsHub spacing: 100x12mm front / 142x12mm rearAxle c...