Shimano Ultegra ST-R8000 STI Shifter Left 2 Speed BF PSI sporting a dynamic tread pattern

sporting a dynamic tread pattern design

Crafted from a highly responsive fabric

and especially in the second half of the cassette where jumps are a maximum of three teeth between one gear and the next

Designed for riders chasing every performance advantage

this mounting tool makes the mechanic’s job easier and more exact

Shimano Ultegra ST-R8000 STI Shifter Left 2 Speed BF PSI sporting a dynamic tread patternThe new Ultegra R8000 series is taking our rider tuned philosophy to the next level, with an extensive range of components for mechanical shifting, electronic shifting (Di2) and time trial triathlon. Features Quick and intuitive rear shifting operation Redesigned internal shifting unit Comfortable grip and operation Consistent braking performance in any condition Specifications Use: Road Group: Ultegra Model: ST R8000 Type: Dual Control (STI) Gear