I have a new set of R8100 52/36 chainrings, removed from my SL8 the day I got it to swap for a dual-sided powermeter chainset.
They have some minor marks on teeth from test-riding the bike, otherwise mint.
£90 delivered in the UK, or I would swap for a very good condition 50/34.
r8100 52/36 chainrings - sell/swap 50/34
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