G-LINE 專用變速組 8 speed derailleur system G LINE

G-LINE 專用變速組 | 8速系統
專為 Brompton G Line 設計的 8 速變速系統，需搭配 142mm 貫通軸輪組使用。採用高強度鋁合金製造，重量輕巧且耐用。變速器本體僅 78g，張鏈器含導輪僅 109g，提供順暢精準的換檔表現，同時維持整車折疊結構的相容性。

G-LINE 8-Speed Derailleur System
Specifically designed for Brompton G Line, this 8-speed drivetrain requires a 142mm thru-axle wheelset. Constructed from lightweight and durable aluminum alloy, the derailleur weighs only 78g, while the tensioner with pulley wheels is 109g. It delivers smooth and precise shifting while remaining fully compatible with the bike’s folding mechanism.

材質：鋁合金
重量：變速器78g，張鏈器含導輪109g

Material: Aluminum alloy
Weight: Derailleur 78 g; chain tensioner (including pulley wheels) 109 g

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.