Genuine Campagnolo Super Record 11 speed chainring set. Images are of the actual chainrings for sale. Fits 5 arms cranks. Compatible with Super Record, Record, Chorus and Athena from ca 2009 – 2014. 53T outer ring with Campagnolo product code – R1230253. 34T inner ring with Campagnolo product code – R1230141. NB – these were the first edition of 11 speed. The chainrings have 10mm diameter holes we can suppy TA chainring bolts if needed. Weights – 42g for 34T inner ring and 95g for 50T outer rings.