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Built with high-performance fishing line technology
offering aerodynamic advantages
7 Rim offers a 30mm external width and 23mm internal width
smooth water flow while preventing spills and drop-offs during intense cycling activities
8mm drop handlebars
Shimano EW-SD300 Di2 eTube Wire for External Routing, 550mm, Black Material_Galv w/ Tef Built with high-performance fishing lineUpgrade your Shimano Di2 electronic shifting system with the Shimano EW SD300 Di2 eTube Wire the perfect solution for reliable, seamless external routing. Crafted from high quality, durable materials, this 550mm black eTube wire ensures long lasting performance and optimized power transfer. Designed specifically for Shimano's EP8 and EP800 Series, the EW SD300 features advanced engineering to support precise, responsive shifting in any riding
