... .process:gravity casting 3.low price and prompt shipment Motorcycle wheel ◊ Process:Gravity casting ◊ Material: A356 Aluminum Alloy ... ◊ Color: Golden/Silver and black ◊ Front wheel: 1.4X18 Brake:disc ◊ Rear wheel: 1.6X18, 1.85x18 Brake: drum ... cushion, battery and othersTransmission system Chain, sprocket, bearing, wheel, tires, rims, and othersEngine parts Cylinder block, cylinder head, crankshaft, ...