Brighten your riding experience with the exceptional endurance and high-performance of the 71903 LLB - ABEC 5 by Enduro Bearings. This product redefines the definition of durability and smooth cycling, providing a biking upgrade that is simply beyond compare.

The ABEC 5 bearing delivers an impressive performance, rising a notch above the well-loved ABEC 3 range. Manufactured from military-grade, HRC-64 hardened Grade 5 Chromium Steel Balls, and 52100 High-Carbon Chromium-Alloy, these bearings promise a riding experience that is smoother and more durable.

The use of these high-quality materials allows the 71903 LLB - ABEC 5's bearings to operate with tolerances twice as tight as ABEC 3. This means your ride is not only smoother, but incredibly silent - making for an uninterrupted, harmonious journey each time.

Further enhancing its supreme performance, the 71903 LLB - ABEC 5 employs Graphite/Nylon ball retainers. This advanced feature facilitates virtually frictionless movement and ensures constant lubrication, significantly prolonging the life of your bearing.

With the implementation of Kyodo Yushi PS-2 Grease, these bearings are designed for reduced friction and superior longevity in mind. Ideal for use in hubs and bottom brackets, these bearings are versatile and present a robust solution to your biking needs. Weighing at a mere 15.30g, the 71903 LLB - ABEC 5 guarantee a faster, smoother, and more efficient biking experience.

Choose the 71903 LLB - ABEC 5 by Enduro Bearings and step up your biking game today. Experience the power of enhanced durability, efficiency and a seamless journey every time you ride.