E*Thirteen TRS Race Carbon Cranks GEN4 Black 73mm Size:165mm Performance polycarbonate lenses give great

Performance polycarbonate lenses give great optical clarity along with full UVA and UVB protection

55 mm chain line for use with 148 mm rear axle width

Interface: P3 Connect

you can see at a glance your training data

Includes SIS40 shift cable set

E*Thirteen TRS Race Carbon Cranks GEN4 Black 73mm Size:165mm Performance polycarbonate lenses give greatIn contrast to our Gen3 carbon cranks, the Q Factor, overall profile, and volume of our Gen4 cranks has been greatly reduced. Spindle has been moved to the non drive side for easier chainguide setup and drivetrain maintenance. The adjustable chainline accommodates non Boost, Boost, and Super Boost setups. Finally, all cranks now include an 8mm self extractor. Features: Non Boost, Boost, SuperBoost Smaller Q Factor, overall profile and volume. Spindle