TA Alize 130-pcd 9/10-speed Chainring

These chainrings are made from the best 7075 T6 heat-treated aluminium sheet.The teeth are cut in the traditional manner on a lathe, which produces a much better and more accurate tooth form than pressing, a method used by most chainring manufacturers.For ideal shifting, it is strongly recommended to combine the rings with a gap of between 12 and 16 teeth.Features:Suitable for 9/10/11x chainsets.For middle triple specific rings, use TBF.For inner triple specific ring, use TAH.