Alpina
Alpina-OS 53/39CC
.Length - 170mm, 172.5mm, 175mm
.BCD - 110mm
.Chainring - 50/34, 53/39T
.Chainline - 43.5mm
.Crank Finish - Forged Alloy 7050, Silver, Black Anodized
.BB Cups - BB -1.37x24/68mm
.BB Axle - Cromoly SCM 435
Alpina-OS 53/39AA
.Length - 170mm, 172.5mm, 175mm
.BCD - 130mm
.Chainring - 53/39T
.Chainline - 43.5mm
.Crank Finish - Forged Alloy 7050, Silver, Black Anodized
.BB Cups - BB-1.37x24/68mm
.BB Axle - Cromoly SCM435
*CC: | Outer Chainring - | CNC Alloy |
Inner Chainring - | CNC Alloy | |
*AA: | Outer Chainring - | Press Alloy |
Inner Chainring - | Press Alloy |
Alpina 50/34AA
.Length - 170mm, 172.5mm, 175mm
.BCD - 110mm
.Chainring - 50/34AA
.Chainline - 43.5mm
.Crank Finish - Forged Alloy 7050, High-polish Ti, Silver, Black Anodized
.BB - Square (113mm)
Alpina 53/39AA
.Length - 170mm, 172.5mm, 175mm
.BCD - 130mm
.Chainring - 53/39AA
.Chainline - 43.55mm
.Crank Finish - Forged Alloy 7050, High-polish Ti, Silver, Black Anodized
.BB - Square (113mm)
*AA: | Outer Chainring - | Press Alloy |
Inner Chainring - | Press Alloy |