Shimano CN-HG701 11 Speed Chain with Quick Link size-s-36-39 you can fit the seat

you can fit the seat in bicycles with and without a carrier

Directional chain - Further evolution of shifting performance

FeaturesMega9 - Super Narrow Hyperglide (HG) chainRecommended for current Ultegra

2)Updated with a new material and new design

Alloy kickstand

Shimano CN-HG701 11 Speed Chain with Quick Link size-s-36-39 you can fit the seatAbout Shimano CN HG701 11 Speed Chain with Quick LinkThe HG701 11 chain is directional and features SIL TEC treatment on the roller link plate and pin link plate for increased durability. It is compatible with 11 speed road, MTB, and E BIKES thanks to its reinforced design. FeaturesSmooth and reliable shifting performance Directional 11 speed chain More efficient and silent, less maintenance SIL TEC surface treatment MTB, Road, E BIKE 11 speed