SpeedBox 1.4 for Bosch SX (Smart System + Rim Magn S3-Colour-HARBOR BLUE PACKABILITY: When not in use

PACKABILITY: When not in use this jacket rolls up neatly into its hood and can be stowed in a jersey pocket or rucksack

from the wild “Fade” and “Electra” options for those looking for something that stands out to the “Performance Black” version with a high-tech multi-compound top cover with grippy rubber side panels for added support on barspins

able to provide superior grip in all kinds of weather conditions without compromising the rolling resistance efficiency

Flat-Seam Toe Construction

Shaped to contour naturally around the knee

SpeedBox 1.4 for Bosch SX (Smart System + Rim Magn S3-Colour-HARBOR BLUE PACKABILITY: When not in useSpeedBox 1. 4 for Bosch Performance Line SX (4th Gen) Simplified installationno need for a separate magnet simulator. Designed for BDU3142 and BDU3143 motors mounted with two top screws. Enables unlimited speed (max 35 km h recommended). Activation via WALK button or + + combination. Tuning status indicated by 3. 5 2. 5 km h display values. Compatible with Bosch Rim Magnet setups only. Not compatible with standard magnets, ABS systems, or SpeedBox