Rear freewheel sprocket for heavy duty axle. For use with 4 Stroke bicycle engine kits - requires Freewheel Thread.
Available in 3 sizes: 44 Tooth, 48 Tooth, and 56 Tooth.
Not sure which sprocket to choose? Check out our Bicycle Engine Sprocket Guide.
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I’m so happy I found this website cuz they have literally everything I need for my bike projects and the delivery is fast!! Definitely recommend this website to all those motorized bicycle folks