Front Rear Sprockets Chain Drive Conversion Kit for Harley Davidson Dyna Street Bob Low Rider Fat Bob Wide Glide

Front Sprocket: 20CrMnTi steel, galvanized, 24 tooth.
Rear sprocket: 55# steel, galvanized, 51 teeth.
Rear Spacer: 6061 Aluminium.
Chain: 45Mn alloy steel, 530/120.
A complete set of chain drive tools to meet your various needs.
This chain is wear-resistant, and is suitable for high-speed movements above 250km/h.
The X-ring oil seal chain has strong tensile strength and good mute effect.
Note: Belt Guard modification may be required for some new models. Chain breaker may be required.