Beefy CNC Aluminum Adapter With 40T Sprocket For 25mm Or 38mm Rear Hubs Fits 49cc To 80cc Two Stroke Motorized Bicycles Includes Reducing Gaskets Aircraft Grade Aluminum Durable Machined Finish
✔️ Fits 25mm or 38mm rear hubs, compatible with 49cc-80cc 2-stroke bikes
The CNC Adaptor is a rugged, aircraft-grade aluminum piece that lets you run a 40T sprocket on 25mm (1") or 38mm (1.5") rear hubs on 49cc-80cc two-stroke motorized bicycles. Includes 1 adaptor, 2 reducing gaskets, and 1 sprocket for a turnkey install. Check the photos for exact dimensions and fitment before purchasing.
✅ Fits 25mm (1") or 38mm (1.5") rear hubs
✅ Includes 40T sprocket and 2 reducing gaskets
✅ Aircraft-grade aluminum with durable machined finish
✅ Suitable for 49cc-80cc two-stroke motorized bicycles
✅ Package: 1 x CNC Adaptor, 2 x Reducing Gasket, 1 x Sprocket
💡 What is a practical use case for a hub adapter with a 40T sprocket on 25mm or 38mm rear hubs?
This handy upgrade lets riders tailor gear ratios without swapping entire drivetrains.
- handy gear-up option for 25mm or 38mm rear hubs- compatible with 49cc-80cc two-stroke motorized bicycles
- includes adaptor, gaskets, and 40T sprocket for quick install
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