Does not work with the 415 Small Chain Sprocket. Works on newer model Grubee Engines. Heavy Duty Bike Chain is built specifically for handling the stress and speed of a motorized bike. You cannot just go down to your local bike store and buy these. It is suited for either our 80cc Bicycle Motors or our 49cc Bicycle Motors
#415H Heavy Duty Bike Chain For 4-stroke engines
Heavy duty industrial use chain for high speed applications
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Our gasoline operated products are NOT compliant with Environmental Protection Agency ( E.P.A. ) or California Air Resources Board (C.A.R.B) for the use on/off Public roads. Upon purchase, the buyer agrees to use products for racing (closed-course competition) only and NOT for on/off public roads.
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