Shimano EW90-B Di2 Cockpit Junction Box 5-Port/ not for Flight Deck MFPN=00.7518.099.000 These rings are compatible with

These rings are compatible with both Shimano™ and SRAM™ 12 speed drivetrains

0 color black length 280mm package 20/count

These spiders are optimized to fit Cane Creek's eeWings All-Road cranks adding more versatility for riders

}Full Speed Ahead Gossamer AGX Direct Mount Chainring - 48t Black

Shimano EW90-B Di2 Cockpit Junction Box 5-Port/ not for Flight Deck MFPN=00.7518.099.000 These rings are compatible withShimano EW90 B Di2 Cockpit Junction Box 5 Port not for Flight Deck. Shimano Di2 Junction BoxAll Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http: e tubeproject. shimano. com