描述

ROTOR 正圓齒片（非 Q-Ring）BCD110×5 五孔

產品概述

ROTOR 正圓齒片向自行車百年來的傳統圓形設計致敬，以航太級 7075 T6 鋁合金 100% CNC 精密加工而成，打造極為輕量同時具備優秀剛性表現的齒片。正圓設計帶來一致、可預期的踩踏節奏，適合公路、鐵人三項、越野公路及礫石騎乘。

主要特點

• 7075 T6 鋁合金：航太級材質，100% CNC 加工，輕量耐用

• 正圓設計：踩踏節奏一致，動力輸出可預期

• Aero 空力版本：部分型號採用空力設計，降低風阻，適合計時賽與鐵人三項

• 精密變速：提供順暢可靠的變速性能與優異的動力傳輸

技術規格

可選齒數

常見組合：50/34、52/36、53/38

相容性

• 曲柄：ROTOR 2INpower、INpower、ALDHU、VEGAST（需搭配 BCD110×5 五爪盤爪）

• 盤爪：SPIDER Road BCD110×5 直鎖式五爪齒爪

• 注意：不相容 INspider 齒爪式功率計；不支援 12 速系統

重量參考

備註

• 此為 2X 雙盤系統正圓齒片，非 Q-Ring 橢圓齒片。

• 盤爪、螺絲與曲柄需另行購買。

• 部分特定齒數需客訂。

Product Overview

ROTOR Round Chainrings pay tribute to nearly a century of traditional round chainring design, CNC-machined from aerospace-grade 7075 T6 aluminium for an extremely lightweight yet stiff construction. The round profile delivers a consistent, predictable pedal stroke, ideal for road, triathlon, cyclocross, and gravel riding.

Key Features

• 7075 T6 Aluminium: Aerospace-grade material, 100% CNC-machined for lightweight durability

• Round Design: Consistent pedal rhythm and predictable power delivery

• Aero Version Available: Select models feature aerodynamic design to reduce drag, ideal for time trial and triathlon

• Precise Shifting: Smooth, reliable shifting with excellent power transfer

Technical Specifications

Available Teeth

Common Combos: 50/34, 52/36, 53/38

Compatibility

• Cranks: ROTOR 2INpower, INpower, ALDHU, VEGAST (with BCD110×5 5-arm spider)

• Spider: SPIDER Road BCD110×5 Direct Mount 5-arm

• Note: Not compatible with INspider power meter; not for 12-speed systems

Weight Reference

Notes

• This is a 2X double chainring — not a Q-Ring oval chainring.

• Spider, bolts, and cranks are sold separately.

• Some specific teeth counts require special order.