AbsoluteBlack PREMIUM OVAL ROAD 公路車橢圓齒片【Shimano專用】
『absoluteBLACK』的齒片是市場上最優質及最受歡迎的品牌之一！！
商品描述
因產品支援型號複雜，如果有任何不確定型號或是齒片支援型號的問題，歡迎先詢問，以免有產品不支援或是無法安裝的問題~
absoluteBLACK Premium Shimano 110/4 bcdcompatible oval chainrings are designed for new type of Shimano cranks Dura-Ace9100, Ultegra 8000 & 105 R7000. Super fast shifting and amazing smoothnessof pedaling. (They can be also retrofitted to 9000 and 6800 cranks). It is themost Premium oval chainring on the market with scientifically provenperformance gains. 10/11/12spd compatible.
- 不同齒比選擇可讓您按自己的節奏爬坡 並擁有更高的踩踏效率
- 極佳的設計可提供齒片出色的強度與重量比
- 踩踏時使用者並不會“感覺到”橢圓形
- 踩踏時的動作會感覺更順滑
- 有助於減輕膝蓋的壓力
- 您能夠在爬坡時保持更好的節奏
- 減少腿抽筋的可能性
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Size (Mass +/-1g): |
34T (31g), 36T (37g), 38T (41g), 39T (42g), 50T (120g), 52T (137g), 53T(139g) |
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Color |
Black, Grey (inner ring in black only) Bolts are available in black only |
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Compatibility |
Shimano Dura-Ace 9100, R9120, R9150 & R9170 Di2 and Ultegra 8000, R8020, R8050 & 8070 Di2, 105- R7000, R7020, R7070. They can also retrofit all 9000 and 6800 series cranks but use bolt covers for best appearance. 10 / 11spd compatible. |
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BOLTS |
For Outer chainring please order "Long bolts" from us OR Bolt Covers Changing Inner chainring to oval only? use original bolts |
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Material & Finish |
cnc machined 7075 Txxx Aluminum. Long-lasting construction. Type II anodizing |
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Ovality |
Optimized to each size separately. 34T- 6.5% ; 36T, 38T, 39T- 11.4%, 50/52/53T - 10-11.2% ; Timing of 108 -110.5° after TDC (top dead center) - Ideal for road climbing. Patent Pending |