Box One Stealth Pro Oversized 20mm Disc Rear Hub 36h

Box One Stealth Pro Oversized 20mm Disc Rear Hub 36h

Product Overview

The Box One Stealth Pro is a premium BMX racing rear hub engineered with Stealth Technology™ for instant power delivery and silent coasting performance. Featuring a CNC-machined 7075-T6 aluminum hubshell, hardened steel driver, German-made one-way roller bearing, and 20mm disc brake compatibility, it delivers elite-level engagement responsiveness and durability for competitive racing.

Key Features

• Stealth Technology™ — Advanced engagement system provides infinite points of engagement for lightning-fast power delivery with zero delay between pedal input and wheel acceleration
• Instant Power Delivery — German-made precision one-way roller bearing eliminates engagement lag, ensuring immediate responsive acceleration on gate starts and throughout racing
• Silent Coasting — Ultra-low drag engagement mechanism produces minimal noise during freewheel operation, reducing mechanical sound and improving riding feel
• Low Drag Design — Optimized internal geometry and bearing configuration minimizes rotational resistance, improving efficiency and speed maintenance
• Infinite Points of Engagement — Continuously variable engagement surface ensures smooth, responsive power transfer without discrete engagement points or dead zones
• 7075-T6 Aluminum Construction — Aerospace-grade aluminum hubshell and axle provide exceptional strength-to-weight ratio, reducing rotating mass without compromising durability
• CNC-Machined Precision — Both hubshell and driver feature precision CNC manufacturing for tight tolerances and consistent performance
• Hardened Steel Driver — Premium driver material resists wear and maintains engagement sharpness under repeated high-power racing cycles
• Angled Flanges — Optimized flange geometry improves spoke angle efficiency and enhances lateral stiffness for responsive handling
• 6-Bolt Disc Brake Compatible — Integrated disc brake mount accepts standard 6-bolt rotors for responsive, modular braking systems
• Oversized Spline Driver — OS spline compatibility works with Box OS cogs and Onyx Ultra SS line lockrings for drivetrain flexibility
• Dual-Texture Anodized Finish — Durable finish combines visual contrast with corrosion resistance

Technical Specifications

• Hubshell Material: 7075-T6 CNC-machined aluminum
• Axle Material: 7075-T6 aluminum
• Driver Material: Hardened steel (CNC-machined)
• Bearing System: Precision German-made one-way roller bearing
• Flanges: Angled for optimized spoke geometry
• Spoke Holes: 36-hole drilling for standard wheel builds
• Axle Size: 20mm x 110mm (primary); convertible to 15mm x 110mm or 10mm x 110mm with optional conversion kit
• Brake Compatibility: 6-bolt disc brake mount
• Driver Spline: OS (oversized) spline
• Weight: 560g (19.75 oz, excluding accessories)
• Finish: Dual-texture anodized
• Included: Box One Oversized 20mm rear lockring

Compatibility and Ideal Use Cases

Compatible with Box OS cogs, Onyx Ultra SS lockrings, and any 6-bolt disc brake rotor system. Works with 36-hole wheel builds and standard rim or disc brake setups. Axle convertible to 15mm or 10mm standards with optional conversion kit. Ideal for competitive BMX racers, elite-level gate start specialists, and riders prioritizing instant power delivery and silent engagement performance. Suited for riders seeking premium German-made bearing reliability combined with advanced engagement technology. Recommended for serious racing applications where responsive acceleration and consistent performance are non-negotiable.