描述
The ULTEGRA R8000 series shift/brake lever offers a wider reach adjustment range and lighter front shifting operation, while maintaining the same level of shifting and braking performance.
BENEFIT
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Clear tactile feedback, balanced rigidity, weight, and braking power
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Simple, clean design style
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Wider clearance allows use of larger tires
FEATURE
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Fixed pivot between axle and lever reduces flex and improves braking efficiency
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Narrower brake lever spacing
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Compatible with wider 28C tires
📊 Specification
| Model no. | ST-R8000 |
|---|---|
| Series | ULTEGRA |
| Type | DUAL CONTROL LEVER |
| Front speeds | 2 |
| Multiple bearing construction | ✔ |
| Shift lever cable | |
| Outer casing (lever side) | OT-SP41 |
| Inner casing (rear derailleur side) | OT-RS900 |
| Polymer coated cable (inner cable) | ✔ |
| Stainless steel (inner cable) | ✔ |
| Brake lever reach adjust | Screw |
| Clamp band diameter (mm) | 23.8-24.2 |
| SLR-EV brake system | ✔ |
| Average weight (g) | 218 |
| Color | Black |
| Note | * Uses bushes |
SHIMANO ULTEGRA R8000 系列變速手把保證了更大握距調整範圍和更輕前變速操作的同時，維持同等水準的變速和煞車表現。
🔑 商品特色
觸感明確，剛性、重量與制動力達到平衡
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簡潔的設計風格
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間隙更寬，可使用較寬的輪胎
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心軸間的固定裝置可減少變形並提升煞車效率
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縮小煞車力臂的間隙
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適用於加寬的 28C 外胎尺寸
📊 產品規格
| 型號 | ST-R8000 |
|---|---|
| 系列 | ULTEGRA |
| 類型 | DUAL CONTROL LEVER |
| 前變速 | 2 |
| 多重軸承結構 | ✔ |
| 變速線 | |
| 外管（把手端） | OT-SP41 |
| 內管（後變速器端） | OT-RS900 |
| 聚合物塗層線（內線） | ✔ |
| 不鏽鋼（內線） | ✔ |
| 煞車把手握距調整 | 螺絲 |
| 夾環直徑 (mm) | 23.8-24.2 |
| SLR-EV 煞車系統 | ✔ |
| 平均重量 (g) | 218 |
| 顏色 | 黑色 |
| 備註 | * 使用軸襯 (bushes) |
商品評價
目前沒有評價。