they are built for both training and racing use

Designed for Zwift

The patented Active Debris Remover ensures that debris will never compromise the bearings

Strain Gauges: 4 pairs

ceramicspeed bottom bracket bb alpha for evo386 sram dub gravel variantid_4073 they are built for bothCeramicSpeed's BB ALPHA bottom bracket delivers precision engineering for EVO386 SRAM Dub gravel systems. Featuring ceramic hybrid bearings, this crankset component reduces friction and extends drivetrain life. The robust design handles gravel terrain demands while maintaining smooth power transfer. Direct compatibility with SRAM Dub spindles ensures hassle free installation. Built for riders who demand reliability and efficiency on mixed surfaces.