Di2 Cockpit Junction Box 3-Port Vendor_Dimension SRAM's GX 1x11 X-Horizon rear

SRAM's GX 1x11 X-Horizon rear derailleur is engineered for smooth

Dura-Ace 9070

Caliper pivot bolts and cable hardware are stainless steel

Includes steel-backed organic pads

Weight: 253

Di2 Cockpit Junction Box 3-Port Vendor_Dimension SRAM's GX 1x11 X-Horizon rearShimano Di2 Junction Box All 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 SM EW90 A 3 Port Cockpit Junction Box connects 1 pair of Di2 shifters to the frame junction box via 3 SD50 E tube wires OEM front wiring kit for Dura Ace Di2 9070 LED battery charge level