Review | e*thirteen GuideRing M

In the modern age of 1x drivetrains, front derailleurs are out and so are chainrings with ramps and tooth profiles optimized for shifting. Enter the E*thirteen GuideRing M Chainring, designed to keep your chain in one place-on the ring. With a narrow-wide profile, this ring was the perfect solution when I decided to convert my ride to 1×10.

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