
Original: $64.29
-65%$64.29
$22.50The Story
MRU series features RK’s only technology of Ultra Thin Seal, U-Rings, where the thickness of seal is less than 50% of the common seal, make it possible to design a Sealed Chain with the weight of a Non-Sealed Chain.
4 times longer chain life than non-sealed 420 chain.
Minimum maintenance needed, excellent total cost performance for business usage.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
MRU series features RK’s only technology of Ultra Thin Seal, U-Rings, where the thickness of seal is less than 50% of the common seal, make it possible to design a Sealed Chain with the weight of a Non-Sealed Chain.
4 times longer chain life than non-sealed 420 chain.
Minimum maintenance needed, excellent total cost performance for business usage.














