Shimano EW-SD300-I Di2 Electric Wire 950mm Built-In Routing Giant-Imported Shifting under load is made

Shifting under load is made possible on the XX cassette due to a combination of X-SYNC technology and cassette mapping

TB85923100 (2

Made with 100% non-toxic recyclable material so you can feel good about protecting the trails you love

it needs to be tighten firmly to stay up

Shimano EW-SD300-I Di2 Electric Wire 950mm Built-In Routing Giant-Imported Shifting under load is madeShimano Ew Sd300 I Electric Wire DI2 950mm Built in Routing Features More compact design makes new electric components smaller and lighter Will potentially expand the future capabilities of DI2 systems For internal routing usage Mfr Claimed Weight TBC