This high-quality compression ring with shim is designed specifically for the Specialized Tarmac SL7 bike model. Crafted with precision in Taiwan, it ensures a perfect fit and optimal performance. The ring is compatible with 700C wheels and is suitable for both men and women riders. Ideal for serious cyclists, this headset accessory delivers exceptional smoothness and stability without the need for suspension. It is perfect for anyone looking to enhance their riding experience and take their bike to the next level. Whether you're a professional athlete or a casual rider, this compression ring is a must-have addition to your bike.