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K-TYPEDH1
★ Crank arm length: 170/175mm, 7075AL.
 
★ Chainring: 32/34/36/38/39/40/42/44T single; 7075AL.
 
★ Spider: 4-arm BCD 104mm, 7075AL.
 
★ BB: 68/73-145mm spindle or 83-155mm spindle.
 
★ Q-Factor: 212mm for 83mm BB shell.
 
★ Bearing: Full stainless steel, better anti-rusting&durability.
 
★ High precision full CNC machined chainrings for smooth shifting.