Product: CDHPOWER 29"/700C Black Aluminum Mag Wheels - 66cc/80CC Gas Motorized Bicycle
Brand: CDHPOWER
(Attention: Standard 9 hole sprockets 24T to 60T in Kit do not work on this alum wheel )29"/700c Aluminum Wheels are Designed mainly for motorized bicycles. light and very durable. 29" /700C Size Wheel;do not need adapter, sprocket only needed; easy install sprocket on mag wheel;
(Attention 2: please smear lubrication oil or engine oil on 6pcs screws before fastening sprocket/disc brake rotor on mag wheel in order to prevent damage of screw thread inside of mag wheel from happening. 
smear lubrication oil or engine oil on the screw thread which connects the flywheel)
Please note：excluding bolts, size of Bolts to mag wheel:M5x23mm, if your sprocket is thicker than standard sprocket, we suggest bolts M5x25mm. Designed mainly for motorized bicycles;do not need adapter, sprocket only needed; put grease/lubricating oil on thread of wheel to prevent damage of thread from Riding；inner diameter of rim:17.5mm/0.689inch
Aluminum Wheels Excluding chain drive Sprocket；Thread size: 1.375 inch X24T; the hole spacing for front and rear wheel both 44mm, please see the last picture；NOTE: It's inevitable that there will be SCRATCHES or PAINT PEELING during transportation, buy carefully if you are concerned.
Size for Wheel Axle: LxT(front axle): 160mm x 10mm; LxT(rear axle): 180mm x 10mm; light and very durable. 29"/700c Size Wheel;
the hole spacing for front disc brakes of mag wheel to be added is 44mm; axles included;easy intall sprocket on mag wheel,
PLEASE NOTE 1: the best safe speed if racing: 35km/h；Attention: Standard 9 hole sprockets 24T to 60T in Kit do not work on this alum wheel, buyer need drill 6 holes in middle to make sprocket fit on the alum wheel or buyer buy CDH multifunctional sprocket which fits well on CDH alum wheel

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