S10 J-bend 5*135mm
Experience Ultimate Performance with the Koova S10 Mountain Bike Hub
The Koova S10 J-bend hub delivers professional-grade performance with our advanced 75-tooth ratchet system for instant engagement. Weighing just 315g, this lightweight rear hub is engineered for serious trail and enduro riders who demand reliability and responsiveness.
Key Features:
- Ultra-fast 75T ratchet engagement system (4.8° engagement angle)
- Lightweight aluminum construction - only 315g
- Universal cassette compatibility: HG, XD, and MS standards
- Available in 32H and 36H spoke configurations
- Durable 6-bolt disc brake interface
- Precision CNC-machined components
Technical Specifications:
- Application: Mountain Bike (Trail, Enduro, All-Mountain)
- Axle: 5×135mm
- Brake Interface: 6-Bolt Disc
- Spoke Holes: 32H / 36H
- Weight: 315g (±5g)
- Cassette Interface: HG / XD / MS compatible
Perfect for riders who need reliable performance on technical trails. The S10 hub combines lightweight design with bombproof durability.
Worldwide shipping available. Upgrade your ride with Koova precision engineering.
- Hub shell Material: CNC-machined 7075-T6 aluminum
- Axle Material : CNC-machined 7075-T6 aluminum
- Bearings: 4PCS(6902*2+17287*2)
- Drive System: 75T ratchet system, 75 POE engagement
- Finish: Anodized
Protection: Full weather-sealed design, waterproof & dustproof
- Free shipping on orders $199+.
- We ship worldwide — rates show up at checkout.
- Orders usually go out in 2–3 business days.
- Taxes and duties depend on your country’s rules.
- 30-day easy returns if unused and in original packaging.
- Just email us at [support@koovacomponents.com] to start a return.
- Refunds are sent once we get your item back.