JT Steel Rear Sprockets 41, 42 and 43 tooth.

• Made from the latest generation of computer design and control metal cutting equipment for maximum durability.
• Made from the finest C45 high carbon steel.
• All sprockets are heat-treated and hand-finished to meet or exceed the highest possible quality standards.

Note:
Stock Gearing: Front sprocket 15T x Rear sprocket 42T
Stock Chain: 525 (110 links)