movimento centrale sram dub pressfit 86 5 kit ceramic speed frame structure with child-specific geometry

frame structure with child-specific geometry for easy and ergonomic pedaling

Weight: 109g

double nylon H/T 210D R/S (W/R)

Display: Bosch Kiox 300

Shimano RD-M3100 / 9 Speed

movimento centrale sram dub pressfit 86 5 kit ceramic speed frame structure with child-specific geometrySram Dub Pressfit 86. 5 Bottom Bracket The SRAM DUB bottom bracket series has a simple job: connect the cranks and protect the smooth and long lasting application of power to the drivetrain. To enable that singular focus, we designed the DUB chuck to be the one true unifying component. An oversized pivot to work on all bottom bracket specifications. For better compatibility with cranks. For better protection from the elements. For longer lasting