Strong Off-Road Adaptability: 29-inch wheel size + 35mm wide straight-side rim for easy obstacle crossing and anti-deflation; 25mm low-profile design balances light weight and impact resistance. Eccentric spoke holes ensure even force distribution for better durability. Flexible Hub Options: 15X100/12X148mm thru-axle + straight-pull structure for high rigidity and efficient power transfer. Offers a choice between ball bearings and ceramic bearings to meet different needs. Professional-Grade Components: Sapim CX-ray stainless steel spokes (low wind resistance, high tensile strength) paired with carbon fiber rim, reducing weight for easier riding while absorbing vibrations. Universal & Easy Maintenance: Fits most mountain bike frames/tires. Straight-pull spokes and user-friendly bearing structure enable simple daily maintenance.
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The XC-MA25X33HL-29ER-UL is a multi-modal carbon fiber wheel developed by KOIBIKE for modern all-terrain riding. Its extra-wide 33mm outer diameter accommodates tires from 2.0 to 2.45 inches, while its low 25mm rim depth ensures lightweight and comfort. Its rim weight is 330 ± 15g per rim, achieving highly efficient quality control for a wide-body rim. Its innovative 3mm offset hub interface balances spoke tension on both sides of the wheel, enhancing structural symmetry. It supports tire pressures from 20 to 30 psi and is tubeless compatible, making it suitable for Cross-Country, All-Mountain, and Trail riding styles. Its matte UD finish blends the pristine texture of carbon fiber with its environmental durability, representing a structural evolution in high-performance off-road wheels.
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