DESCRIPTION & MATERIALS
• Cold forged AL6061/T6 crank arms
• Precision 100% CNC machined AL7075/T6 Outer Ring
• AL7075 stamped and CNC machined chainrings
• Heat treated chromoly inner chainring
• Chromoly chainring bolts
SIZES
• Length - L165mm, L170mm, L172.5mm, L175mm
• Q-Factor - 143mm
• BCD - 130mm
• Chainline - 43.5mm
• Teeth combination: 53/39
• Available for all 9 speed systems
• Compatible with JIS Square Taper BB’s and power driver BB
• Recommended BB – BB-7420 (103mm), BB-8420(108mm)
FINISH
• Black Anodized or Silver Polished
• Laser graphics
WEIGHT
• 699 g