Enduro bearings acb 6804 bo - abec 5 - black oxide (angular contact) - 19x30x6.5 (36x45°)

ACB 6804 BO 1 Angular Contact Ball Bearing with Black Oxide Upgrade your bike with the ACB 6804 BO 1 Angular Contact Ball Bearing, designed for high-performance cycling. This bearing features an anti-corrosion Black Oxide/Magnetite coating on 52100 high-carbon chromium alloy races, paired with grade 10 balls for durability and smooth operation. The Black Oxide finish provides extra corrosion resistance for worry-free rides in challenging conditions. All Enduro Black Oxide bearings come with a two-year warranty. Known in the cycling industry under part number HD408K, this bearing exceeds standard specifications. The Enduro line offers two performance levels: entry-level with premium materials like Black-Oxide treated races and a two-year warranty, and premium models with 440C stainless steel offering a lifetime warranty. Designed with the largest possible balls and double-lip labyrinth seals, these bearings provide maximum protection against sweat and water, ensuring long-lasting performance. The Angular Contact (A/C) design distributes the load across all balls, minimizing premature wear and significantly extending lifespan. Static Load 517 lbf / 2.29 kN Weight: 13.5 g