Restore smooth gear shifting to your OUXI V8 electric mountain bike with this 100% original 7-speed freewheel, engineered specifically for fat tire models. This durable replacement part withstands the additional torque of e-bike systems while maintaining precise gear transitions.Key Features:✔ E-Bike Reinforced - Hardened steel construction handles motor-assisted pedaling✔ Precision Gearing - 7-speed (14-28T range) for versatile terrain adaptation✔ Sealed Bearing - Smooth rotation with minimal maintenance✔ Universal Fit - Thread-on design compatible with standard hubs✔ Anti-Rust Coating - Nickel-plated teeth resist wear and corrosionTechnical Specifications:• Speeds: 7• Gear Range: 14-28T• Threading: Standard 1.37"x24T• Bearing Type: Sealed cartridge• Weight: 450gInstallation Note:Professional installation recommended using proper freewheel removal tools. Requires chain compatibility check.Compatibility: Designed for OUXI V8 fat tire electric bikes. Not for cassette hub systems.

Upgrade your mountain or electric bike's stopping power with this complete hydraulic brake set, featuring front and rear calipers with matching levers. Designed specifically for 20-inch wheel configurations, this kit delivers professional-grade braking performance for both conventional and electric-assisted bicycles.Key Features:✔ 4-Piston Calipers - Superior braking force with 160mm rotors (included)✔ Tool-Free Reach Adjustment - 6-position lever customization✔ E-Bike Ready - Motor cutoff switches integrated in levers✔ Mineral Oil System - Pre-bled for immediate installation✔ All-Weather Performance - Sealed pistons resist water and dirtTechnical Specifications:• Rotor Size: 160mm (floating design)• Lever Material: Forged aluminum• Hose Length: Front 85cm/Rear 140cm• Fluid Type: Mineral oil• Weight: 1.2kg (complete set)Installation Note:Professional installation recommended for proper rotor alignment and brake bedding.Compatibility: Suitable for most 20" mountain/electric bikes wit...

Illuminate your nighttime rides with this 100% original V20 headlight assembly, designed specifically for fat tire electric bicycles. This premium replacement part delivers exceptional visibility while maintaining seamless integration with your bike's electrical system.Key Features:✔ 2000 Lumen Output - CREE LED chips provide 30m+ beam distance✔ Weatherproof Housing - IP67-rated aluminum casing✔ Plug-and-Play Installation - Compatible with 48V systems✔ Adjustable Beam Angle - 30° vertical tilt adjustment✔ Energy Efficient - 15W power consumption with optimized heat dissipationTechnical Specifications:• Voltage: 48V DC (range 40-60V)• Light Pattern: Euro-spec cutoff• Beam Color: 6000K cool white• Dimensions: 150×60×45mm• Weight: 320gInstallation Note:Professional installation recommended for proper beam alignment and waterproof sealing.Compatibility: Designed specifically for V20 fat tire e-bikes. Not for standard width tires.

Secure your e-bike battery with this 100% original OUXI V8 battery mounting bracket, designed specifically for fat tire models. This robust replacement part provides a stable and vibration-resistant platform for your battery while maintaining quick-release functionality.Key Features:✔ Precision Fit - Exact OEM dimensions for seamless installation✔ Reinforced Construction - 3mm aluminum alloy with anti-corrosion coating✔ Vibration Damping - Rubberized contact points protect battery casing✔ Tool-Free Adjustment - Sliding rail system with quick-lock mechanism✔ All-Weather Design - Anodized surface resists rust and UV damageTechnical Specifications:• Material: 6061-T6 aluminum• Load Capacity: 10kg• Mount Type: Frame-integrated• Weight: 850g• Compatibility: OUXI 48V battery packsInstallation Note:Professional installation recommended to ensure proper alignment and torque (8-10Nm).Warning: This is a mechanical mounting system only. Ensure proper battery connector engagement after installa...