TA Zephyr 110 BCD Chainrings - Outer 110 50T Silver

TA only make their chainrings 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 which is used by most chainring manufacturers.Spacing: 110mm PCDCompatibility: Inner DoubleArm/Speed: 5-Arm 8x/9x/10xMaterial: 7075 T6Please Note: Zephyr Inner chainrings are suitable for 11x, only when it is paired with an outer 11x chainring.