• This discounted kit saves you money over buying the rollers separately.
• Improved chain speed and accuracy.
• Low friction material reduces drag without transferring heat.
• Exclusive Patented Powerlip™ design so the chain runs fast and true.
• Sealed bearings are ABEC & 9002 ISO rated for superior rolling and long life.
• Race tested specific size and width for each model. 
• This is not a universal roller kit.
• Includes new bike specific hardware.
• Made in the USA

Fitment:
YZ 450F (2018+)
YZ 450FX (2019+)
WR 450F (2019+)
YZ 250F (2019+)
YZ 250FX (2020+)
WR 250F (2020+)