24inch wheels with 12pcs PBO spoke

Model: MN12-PBO24

Size: 24*1(25-540)

Spoke: PBO

Push Hand Rim: Hard Anodized

Hub: Aluminum anodized

Tire and tube: CST

Bearing hole: 12mm or 12.7mm for choose

Distance between bearings: 46.5mm

The MUNIU 24-Inch PBO Spoke Wheel represents the cutting edge of wheelchair wheel technology, utilizing 12 PBO (polybenzoxazole) fiber spokes — an advanced polymer fiber that offers tensile strength exceeding steel at a fraction of the weight. Originally developed for aerospace and military applications, PBO fiber delivers exceptional stiffness-to-weight performance, zero corrosion, and inherent vibration damping properties that surpass both steel and carbon fiber in specific metrics. The 12-spoke configuration provides optimal load distribution while keeping spoke count low for aerodynamic efficiency, making this wheel particularly suited for competitive wheelchair racing and high-performance sport wheelchairs. The rim is manufactured from lightweight aluminum alloy with a precision-machined brake track, and the hub is CNC-machined from billet aluminum with ceramic hybrid bearings for ultra-low rolling resistance. Each PBO spoke is individually tensioned and secured with thread-locked nipples to maintain true under high dynamic loads. MUNIU produces these wheels in our Chongqing, China factory as a premium, low-volume product line with individual wheel QC documentation. OEM customization includes spoke count variations, rim profile specifications, bearing upgrades, hub color anodizing, and custom decal integration. This is a specialized high-performance product — contact our technical sales team to discuss your specific requirements, request material certification documents, and receive a tailored quotation for your racing or premium sport wheelchair application.