A central movement built to outlast your frame. BB ALPHA features hand-built, hardened stainless steel races with Grade 3 silicon nitride balls, custom-designed seals, and precision dust covers, offering up to 500% more moisture protection while ensuring ultra-low friction performance. The simplified spacer tube design and lighter cartridges ensure quick installation and a 10% weight reduction compared to previous generations. All CeramicSpeed BB ALPHA models are covered by a lifetime warranty. Precisely match a crank with a 30mm spindle of appropriate length to an 86mm wide, 46mm pressfit shell with internally positioned bearings, commonly referred to as EVO386, by selecting this high-quality CeramicSpeed bottom bracket. In the package: BB ALPHA for EVO386 30mm Road Spacer Kit UFO TECH Grease for bearings All Round 5 ml Decal