SRAM XX1 - 12 Speed Chain Color:Copper The three straps provide a

The three straps provide a great range of fits

MTB has 73mm

The single On/Off/Mode button is surrounded by a discrete LED illuminated indicator which displays charging status and remaining battery level

HeatMaxx fabric wicks sweat

SRAM XX1 - 12 Speed Chain Color:Copper The three straps provide a*Flattop technology enables a narrower chain with quieter operation and increased strength and durability *Hard Chrome plated inner link plates and rollers for reduced wear and prolonged life. *HollowPin construction for increased strength and efficiency *Requires new Flattop Powerlock Specifications Compat Speed (CN): 12s Road Outer link finish: Nickel Color Outer link: Silver Inner link finish: Chrome Plated Color Inner link: Silver Chain connector: