KMC X12 12 Speed Chain Colour:Black 4mm bars (mount suits 31

4mm bars (mount suits 31

For use on steel

and has a high resistance to fade

to not only exceed expectations but also deliver the best experience possible on two wheels

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KMC X12 12 Speed Chain Colour:Black 4mm bars (mount suits 31About KMC X12 12 Speed Chain The KMC X12 Chain is designed for 12 speed bikes, and has 100% compatibility on all leading derailleur systems. For affordable, reliable and smooth shifting, you can't go past the X12! Features Hi Performance. Double X Bridge Shape for fast and smooth shifting. Mushroomed Riveting. Inner and Outer Plate Chamfering for smooth operation. Non Directional. Extra Stretch Proof Pins. Strongest chain connection in the industry