Renthal Ultralight Front Sprocket 289U-520-14GP Renthal's chainwheels are precision CNC-machined to extremely tight tolerances to give the ultimate combination of strength and light weight. Features specially developed nickel-chrome-molybdenum steel, case-hardened core refined to give the ultimate combination of strength and hardness.

• Most available in ultra-light design
• 520 conversions available for certain models

39.56