[Narrow Wide Chainring]: The new narrow wide teeth design increases chain retention, and wear life, and reduces friction and noise. bicycle sprocket has high strength and deformation resistance, durable for long time use [Prevent the Chain from Falling off]: Larger wide tooth design provides maximum ring durability and drops performance, chainring bolts and narrow wide single chainring is made of premium aluminum alloy, which is lightweight, adding no heaviness to bike [Effective Protection]: Wide single bike chainring is a great accessories for your chainring, this bike sprocket is designed to protect your bike chainring from scratches and friction. Give your chainring good protection, and prevent your clothes get dirty at the same time [Steady Cycling]: The bike drivetrain components made of high quality materials can maintain a smooth surface, bright colors, and fade. Round oval chainring is easier to clean than traditional chainring and will make your bicycle more beautiful overall [Practical Gift]: The bike chainrings with quality material can keep the surface smooth, bright color, fade, corrosion resistance, wide single chain ring for road bikes can be as a homecoming, Christmas, Thanksgiving or New Year gift to your husband, wife, boyfriend, girlfriend, kid Features: 1. Chain ring is made of premium aluminum alloy, which is lightweight, adding no heaviness to the bike 2. Moutain bike cahin ring has high strength and deformation resistance, durable for long time use 3. Moutain bike single chain ring has a standard teeth design, which ensures ultimate chain retention, increases wear life and reduces friction and noise 4. Crank chain is easy to install and fits perfectly with the 104mm bolt pattern, 32, 34, 36, 38 teeth for choosing 5.