Aluminum alloy dischub set designed for mountain bikes — lightweight, durable, and ready for wheel rebuilding or replacement. Key benefits Reliable engagement: 6ratchet tower base with 130 clicks delivers fast, consistent engagement for controlled power transfer and confident climbs. Durable finish: CNC anodized aluminum construction reduces corrosion and maintains appearance after repeated use. Low weight: Complete front and rear hub set weighs about 473 g, helping keep overall wheel weight down without sacrificing strength. Serviceable and compatible: A practical replacement for old or damaged freehubs and hubs, allowing you to restore wheel performance quickly. What it does and why you need it Restores wheel performance after wear or crash damage by replacing worn or damaged hubs and freehub bodies. Improves pedaling responsiveness and reduces dead‑zone between pedal strokes with count engagement. Provides sealed bearing protection for smoother rolling and lower maintenance on trail and crosscountry rides. Specifications Material: Aluminum alloy, CNC anodized Engagement: 6ratchet tower base, 130 clicks Bearings: Front hub: 2 sealed bearings; Rear hub: 4 sealed bearings Spoke compatibility: 32H drilling; compatible with 14G spokes Brake type: Disc brake hub Cassette compatibility: Shimano 7/8/9/10/11speed cassettes (includes 1 spacer) Weight: Approximately 473 g Package contents: Front hub x1, Rear hub x1, Spacer x1 Practical use scenarios a worn freehub after many miles of riding to eliminate slipping, rough engagement, or noisy operation. Rebuild or upgrade wheelsets for a trail or crosscountry bike by installing a lighter, anodized aluminum hub set with sealed bearings. wheels after a crash where the hub or freehub body was damaged, restoring compatibility with Shimano 7–11 speed cassettes. Compatibility and installation notes Designed for disc brake setups and for wheels with 32 spoke holes using 14G spoke gauge. Includes a spacer for cassette fitment; verify cassette spacing and axle standard on your frame before installation. Intended as a direct replacement for mountain bike freehubs and hubs that match the listed specifications. This hub set provides a straightforward, specificationmatched replacement for riders who need reliable engagement, sealedbearing durability, and compatibility with Shimano 7–11 speed cassettes.