Carbon arms are mated to a 100-percent CNC AL7075 T6 Chainring for the ultimate in speed and efficiency. The Carbon Track features a 144-millimeter BCD, and 49-tooth chainring.

DESCRIPTION & MATERIAL
• Carbon fiber crankarm
SIZES
• Length - L165mm, L167.5mm, L170mm, L172.5mm, L175mm
• BB-ISIS DRIVE
• BCD - 144mm
• Recommended BB-9924AL-TK (ISIS 108mm)
• 49T
• 46t through 53t rings available separetly
FINISH
• UD carbon finish
• Color graphics
WEIGHT
• 809 g

Use with ISIS BB
BB-9924AL-TK
DESCRIPTION & MATERIAL
• Super-Stiff
• Adjustable chainline
• 2 Double-row deep-groove full-complement sealed cartridge bearing
SIZES
• 68 x 108mm
BB WEIGHT
• 236 g