Renthal 520 Grooved Front Sprockets

• CNC Machined: to account for the extremely high tolerances required for engine components, Renthal makes use of in-house CNC facilities to accurately machine each individual front chainwheel to the tightest tolerance possible
• Case Hardened: the case hardening process ensures that the front chainwheel has the longest service life possible; each chainwheel is introduced to great heat that hardens the surface
• Mud Grooves: self-cleaning mud grooves between every tooth on both sides help prevent dirt build up