Renthal Ultralight Front Sprocket - 15T - 321U-520-15

Renthal Off Road Sprockets are simply the finest front chainwheel on the market today. They are available in Standard and Ultralight.
Specifically developed Nickel-Chrome-Molybdenum steel, case hardened and core refined to give the ultimate combination of strength and hardness
Ultralight model design reduces unnecessary weight while retaining maximum strength
Precision CNC machining, resulting in extremely close tolerances
Self-cleaning mud grooves in between each tooth which resist dirt build-up