SRAM eTap Blip Shift Buttons with 150mm Wires Black Pair ModelNumber=K4129 A 60 tooth drive ring

A 60 tooth drive ring alternately engages six double tooth pawls

Rake 44mm Spring Adjustments Air pressure Bottomless tokens Lower Tubes Material Magnesium Crown Material Aluminum Maximum Tire Width 81mm Steerer Tube Material Aluminum Wheel Diameter 27

It also comes with a wrist strap attachment (accessory)

2) fitting/clamp tubes

lighter weight setup

SRAM eTap Blip Shift Buttons with 150mm Wires Black Pair ModelNumber=K4129 A 60 tooth drive ringSRAM eTap Blip Shift Buttons with 150mm Wires Black Pair. SRAM eTap Blip satellite shifters allow you to shift gears with the twitch of a finger when you want where you want. Limitless remote shifting positions for drop and aero bars Compatible with SRAM RED eTap and SRAM eTap AXS shift brake controls Compatible with BlipBox Aero cockpit control