The On Track Wheel 27.5" Rear Cass Disc6 Novatec is designed for mountain bikers seeking a reliable and high-performance wheel. Featuring a lightweight Alex MD30 rim with a 30mm internal diameter, this wheel offers excellent strength and stability on rugged terrains. The Quando 6-bolt quick-release hub ensures easy installation and compatibility with 8, 9, and 10-speed Shimano systems, making it a versatile choice for riders of all levels. Whether you're tackling trails or cruising through the park, this wheel delivers the performance you need.