CeramicSpeed BB ALPHA Bottom Bracket - BB86 86.5mm For SRAM DUB Spindle Gravel BLK MFPN=PUL-1418-TRM-C-RED use RF291* for English 68/73mm

use RF291* for English 68/73mm

cotton casing supplies you with a 15% improvement in damping and offers 20% less rolling resistance over previous tires used on the cobblestones

Swiss engineered

simple to install strip

CeramicSpeed BB ALPHA Bottom Bracket - BB86 86.5mm For SRAM DUB Spindle Gravel BLK MFPN=PUL-1418-TRM-C-RED use RF291* for English 68/73mmA bottom bracket built to outlast your frame BB ALPHA features hardened stainless steel races hand built with grade 3 Silicon Nitride ceramic balls custom engineered seals and precision dust covers delivering up to 500% better moisture protection while still providing ultra low friction performance. The simplified spacer tube design and lighter 7075 aluminum cups ensure quick installation and a 10% weight reduction over previous generations. All