7速飛輪 | 7 Speeds Cogset
專為 Brompton 升級 設計，適用於 P/T Line 原廠輪組，可直接安裝使用。齒比配置為 11T-13T-15T-18T-21T-24T-28T，兼顧平路與爬坡需求。其中 11T、13T、15T、18T 為單片式齒片，可自行更換；21T、24T、28T 為三片一體式，結構穩固，耐用度高。是小布 7速傳動系統升級的核心零件。
7 Speeds Cogset
Designed as an upgrade for Brompton, this cogset fits directly on P/T Line stock wheelsets. Gear ratio: 11T-13T-15T-18T-21T-24T-28T, balancing speed and climbing performance. The 11T, 13T, 15T, and 18T cogs are single pieces and replaceable, while the 21T, 24T, and 28T cogs are built as a 3-piece unibody cluster for durability and stability. A key upgrade for Brompton’s 7-speed drivetrain.
齒比：11T-13T-15T-18T-21T-24T-28T
台灣地區買2,000元免運、海外地區滿10,000元免運
Free shipping for orders over NT$2,000 in Taiwan; free shipping for international orders over NT$10,000.
