Product Description TA chainring bolt set X110 for Ultegra R8000 - bolts and covers The TA chainring bolt set X110 for Ultegra R8000 contains four bolts and four nuts, which also serve as covers. Use it on the outer X110 and Ovalution X110 chainrings to achieve a closed, coherent look on your crank. Technical Information:Material:aluminiumCompatibility:X110 outer chainringOvalution X110 outer chainringShimano Ultegra R8000 cranksFeatures:100 % CNC-machinedManufacturer Number:black-anthracite:VP-PL41105904Contents:4 x TA chainring bolts4 x TA cover nuts Manufacturer: Spécialités T.A. 41 bis rue de Laon 02150 Sissonne France france@specialites-ta.com