QYQAY Fat Tire Bike Wheel Set Components 32/36-Hole Rear Hub 177/197mm Front Hub 135/150mm Compatible with 20/26-inch × 4.0 Snow Bikes Through-Axle Aluminum Alloy Hubs (Rear Wheel 32H 12x177)

• 36-hole aluminum front hub; lightweight aluminum shell with 36 drill holes delivers maximum strength for 20x4.0/26x4.0 wide-tire e-bike wheelsets
• 135mm hub spacing engineered for wide-tire bicycles; industry-standard 135mm front hub spacing compatible with most 20-inch or 26-inch electric fatbike forks
• Sealed bearing assembly; fully sealed bearings effectively block dust and moisture ingress, ensuring smooth, maintenance-free operation for high-torque* electric bike motors
• Disc brake compatibility; 6-bolt ISO disc mounts support brake upgrades, delivering reliable stopping power for fat-tire e-bikes on ice, snow, sand, or pavement
• Directly mounts to any 36-hole rim—perfect for OEM replacement or custom e-bike front wheels5.

32/36-hole Alex bicycle hubs (front and rear), aluminum alloy hub body with thru-axle 32/36-hole design compatible with 8/9/10-speed cassette freehubs. USED FOR: Snow or Sand Bike Fat Bike MATERIAL: Aluminum alloy BRAKING SYSTEM: Disc Brake HOLES:32/36 AXLE:15mm O.L.D.: 150mm/135mm Rear Hub USED FOR: Snow or Sand Bike Fat Bike MATERIAL: Aluminum alloy BRAKING SYSTEM: Disc Brake HOLES: 32/36 AXLE:12mm O.L.D.: 177mm/197mm