Award-winning crank made to be e-mobile Miranda's award-winning Delta crank is manufactured through a proprietary cold-forging process with cutting-edge metal processing technologies. A dedicated engineering process to eliminate weak points by distributing loads is seamlessly applied to produce a lightweight crank without compromising its exceptional resistance to fatigue and high-impact stress. The Delta is available in several new finishes that take advantage of its minimalist aesthetics and clean design, which make it a sophisticated enhancement to any bicycle's overall look. The singular Delta will give a distinct touch of exclusivity to any bicycle.