Movimento Centrale Sram Dub BSA - 68-73mm biotex SmartHead® works with Presta and

SmartHead® works with Presta and Schrader valves without needing to replace components

cosi è per lo SmartGrip Compound

The Dual Directional Design D3 profile offers less aerodynamic drag at the tire contact point and rim edge

Extended rear coverage design

Movimento Centrale Sram Dub BSA - 68-73mm biotex SmartHead® works with Presta andThe SRAM DUB bottom bracket series has a simple task: to connect the crankarms and protect the smooth, lasting application of power to the drivetrain. To enable that singular focus, we designed the DUB spindle to be the one true unifying component. An oversized spindle to work across all bottom bracket standards. For better crankarm compatibility. For better protection from the elements. For longer lasting performance. To be stronger, smoother,