1.25 Inch Rear Hub Adapter For Spoke Wheel Bikes CNC Machined Aluminum Fits 1.21 To 1.25 Inch Hubs Plug And Play For 2 Stroke Gas Motorized Bike Engine Kit Easy Install Durable Hardware Included

1.25 Inch Rear Hub Adapter for Spoke Wheel Bikes - Aluminum
✔️ Fits 1.21-1.25 inch rear hubs (30.7-31.8 mm) on spoke-wheel bikes

The 1.25 inch rear hub adapter is a CNC machined aluminum piece designed for spoke-wheel bicycles. It's used to attach a motorized kit to a standard rear hub, commonly used on bikes with a 415 heavy-duty chain. Color: silver.

✅ Fits 1.21 to 1.25 inch (30.7-31.8 mm) rear hubs on spoke-wheel bikes
✅ CNC machined aluminum, silver color for durability
✅ Includes hardware: 2x screws 12.9 grade W3/8-16X1" and 3x screws 10.9 grade W5/16-18X1", bigger allen bolts 10 mm
✅ Not compatible with 9-hole or 6-hole sprockets
✅ Adapter is designed for 415 heavy-duty chain compatibility

💡 What is a rear hub adapter used for on motorized spoke-wheel bikes?

- Handy for converting a standard bicycle rear hub to accept a motorized drive kit
- Supports 1.21-1.25 inch hubs (30.7-31.8 mm) and 415 heavy-duty chain compatibility
- Easy install with included hardware