20 Inch REF#: 133108 20 Round Lowrider Trike Conversion Kit SK-08 Black. Lowrider Fits: 20 InchAxle Size: 5/8 InchFits Chain: 1/2x1/8Material: SteelSprocket: 2, 5/8 x 18tColor: BlackStyle: RoundUse with Front and Coaster WheelBrand: Lowrider Sign In to view pricing and availability