This vintage GT Power Series 3 piece crank from 1988 is a great addition to any bike enthusiast's collection. The crankset is designed for durability and strength, perfect for off-road adventures or urban commuting. 175mm. The GT brand is known for its quality and reliable products, and this model is no exception. Whether you're restoring a classic GT bike or upgrading your current ride, this crankset is a must-have.