Black Bearings B3 18307 Hub Bearing 18x30x7mm

The Black Bearings B3 18307 Hub Bearing is built for reliable, low-maintenance hub performance thanks to high-end steel, quality grease, and durable 2RS sealing. Its waterproof and dustproof design helps protect against grime and moisture, making it a dependable choice for everyday rides and rougher conditions. With a precise 18x30x7mm fit, this bearing helps keep your wheel turning freely and consistently for better control and reduced wear.