Narrow Wide – Thick Thin Chain Rings – 104 BCD
Compatible with 12 speed chain
Rings are threaded, no need for the chain ring bolt NUT to be used just screw the bolt directly into the ring
Designed to help prevent chain drop. The unique tooth profile with alternate thick thin teeth provides more contact area with your chain to reduce the chance of a drop.
Fitting a narrow wide – thick thin chain ring can negate the need for a noisy chain device.
NOTE – You should always fit a new chain when fitting a new chain ring, to see why click HERE
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