110BCD Asymmetric CX 1X Oval Chainring, 38T - Blk

- Asymmetrical 4-bolt 110BCD oval chainrings are designed for Shimano Dura-Ace 9000, Ultegra 6800, Shimano 5800 and other cranks with an asymmetric 4-bolt 110BCD\n- Oval rings help the rider to spin smoother and more efficiently\n- Example: 32t is equivalent to 30t at dead spot and 34t at the power zone\n- Narrow-wide tooth profile keeps the chain snug, allowing you to leave the chain guide behind\n- Designed in UK, manufactured in Poland\n- Third party online retailers must be preapproved by manufacturer