These are the new Thunderbolt cranks from Odyssey which have evolved from the original Twombolts. The cranks still feature the 2-piece design with a cluster which attaches the other arm. The Thunderbolt cranks also feature an updated mating arm lug for increased durability and improved fit on the ultra-hollow 22mm spindle. The cranks also feature an open ended spindle cap. Arms and spindle weigh 1.65lbs. Available in black.
Specs: Arm length: 175mm BB: Not included Drive side: RHD, LHD Spindle diameter: 22mm Weight: 1.65lbs