80cc 100cc MOTORIZED BICYCLE REAR WHEEL ADAPTER SPROCKET UPGRADE,EASY INSTALL. For Sale
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HUB KIT.......USES 80CC STOCK ENGINE KIT SPROCKET ...THERE ARE BOLTS NUTS AND INSTRUCTIONS ONHOW TO INSTALL....... FITS STANDARD COASTER BRAKE BIKE HUBS.....1.510......+/ - .010........NOTE YOU CAN USE ANY OF THE STEEL NINE BOLT CHINA SPROCKETS. DOWN TO 32 TOOTH.............I USE 38 AND 36...44 ...54....I DONT SELL SPROCKETS.( PLEASE NOTE WHAT I AM SELLING IS IN PHOTO # 1 NO SPROCKET IN KIT )
