Our steel bearings combine affordability with robust performance.Constructed with premium steel and precision engineering, this bearing is ideal for cyclists looking for reliable everyday performance without compromising quality.Suitable for all cycling disciplines, including road, MTB, gravel, triathlon, and more.Features:Designed for durability in all conditions.Steel balls.We use the highest quality steel balls.High performance at an affordable price.High precision:Our bearing is P5 grade, ensuring maximum performance.Fully sealed.All bearings have two rubber seals (one on each side) to protect them from contaminants.