齒片 - Sram Rival 107BCD Chainrings
CR-RIV-107-D1

蛻變全面啟動！初見 RIVAL eTap AXS，感受更優質的騎乘體驗。Sram Rival eTap AXS 無線電變擁有現代騎士們所需的種種科技 — 直覺的無線變速、革新的齒數配比、整合式功率量測、AXS 無線連接，以及更精良的油壓碟煞。少了錯綜複雜，多了功能特色。

A tight and consistent 13-tooth gap between chainrings delivers accurate and dependable shifting and is the core of our X-Range gearing. Our smaller chainrings paired with wide-range, 10t-start cassettes provide more efficiency and more time in the big ring. It’s modern gearing for today’s riders.

• Crisp and accurate front shifts
• Durable finish
• X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear

X-RANGE 齒數配比
公路車比過往任何時代都更加快速、更加有能耐，現今的騎士們正拓展彎把單車無窮的可能性。X-Range 為配合現今的公路騎乘情境，我們從頭發想，為公路車的齒數配比製作出範圍更廣、效用更大且作動更平順的齒數編排, 以及 AXS 所實現的智慧變檔設定。有了 X-Range，使你可永遠保持在最佳檔位。