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K-TYPE
TK1
請選擇數量
詳細資訊
★ Crank Arm length: 165/167.5/170/172.5/175/177.5mm, 7075AL.
★ Chainring: 56 or 60T single, 7075AL.
★ Spider: 5-arm BCD 130mm, 7075AL.
★ Chainring bolt: KCNC Allen bolts 7075AL.
★ Q-Factor: 153mm
★ Bearing: Full stainless steel, better anti-rusting&durability.
★ High precision full CNC machined single chainring.