Primary Drive RK MXU Sealed Enduro 420 Replacement Chain | Surron Ultra Bee Titanium Surron Set of 4 pieces (2

Set of 4 pieces (2 custom bolts and 2 lock nuts)

Improved lubrication retention vs

Photos are examples of color

Rear Wheel:

it replaces the stock linkage which fails under big jumps and hard landings with the strongest and lightest linkage available for these platforms

Primary Drive RK MXU Sealed Enduro 420 Replacement Chain | Surron Ultra Bee Titanium Surron Set of 4 pieces (2Replacement RK MXU Chain For All DirtyBike Ultra Bee 420 Primary Chain Drive Systems Super high quality sealed MXU chain is the best for enduro riding for a long lasting drive system. Direct replacement for all DirtyBike Ultra Bee 420 primary belt to chain conversion kits.