This NOS Vintage Girvin Rock Ring in Black/Silver/Turquoise with 46T/48T is a durable and stylish addition to any mountain bike. Crafted from high-quality aluminum in the United States. Its unique color combination of black, silver, and turquoise adds a touch of personality to your bike. Compatible with various bike types, this chainring guard is an essential part for any cyclist looking to protect their bike and enhance its performance. Its sleek design is perfect for those looking for a stylish upgrade to their bike without sacrificing functionality. Get your hands on this rare find and elevate your mountain biking experience.