The Alex Rim 27.5” 32H Alex DM18 CNC/Eye Black is designed for riders seeking a reliable and lightweight rim for their 27.5″ (650B) bikes. Weighing just 520g, this rim features a pin joint construction that enhances its durability while maintaining a sleek black finish. The CNC machining ensures precision and strength, making it an ideal choice for various riding styles. With an effective rim diameter (ERD) of 569.2mm, the DM18 is perfect for those looking to upgrade their wheelset without compromising on performance.