e*thirteen Helix Race Alloy GR Cranks - Black GRAVEL with a special mix of

with a special mix of high purity graphene

It weighs only about 30 grams more than the comparable Ultegra model

from lost wax investment castings

To celebrate our partnership with EF Education and EF Oatly pro cycling teams

Contains a selection of Muc-Off brushes for deep cleaning

e*thirteen Helix Race Alloy GR Cranks - Black GRAVEL with a special mix ofWorking alongside our World Cup DH and Enduro athletes, e*thirteen engineered the new Helix Race GR Cranks. These Forged AL 6066 T6, CNC sculpted aluminum cranks are designed for the rigors of downhill, big bike park laps, enduro, and freeride. The Helix Race GR shares the spindle design and low profile shape with our top end carbon and alloy cranks, with 83mm and 73mm spindle options. Helix Race GR cranks easily exceed ASTM 5 standard a work of art