RENTHAL REAR SPROCKET MX ULTRALIGHT GROOVED SIL 51T (123U-520-51GYSI) Air Cleaners & Kits • ISO4916 safety seams

• ISO4916 safety seams

* Mounts to the factory / OEM rear rocker box

the other features the legendary Willie G

* Outside Diameter = 5

RENTHAL REAR SPROCKET MX ULTRALIGHT GROOVED SIL 51T (123U-520-51GYSI) Air Cleaners & Kits • ISO4916 safety seamsUltralight Rear Chainwheels Renthal UltraLight Rear Chainwheels are CNC machined in Manchester, UK from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. With Renthal's combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface