SRAM Pitstop 4mm Shift Outer Cable - Black - 30m File Box PLP|EMTB Optimised The Park Tool I-Beam weighs

The Park Tool I-Beam weighs just 91g and measures 75mm x 30mm x 17mm

The spout has also been designed to assist with injecting through a de-cored valve

Increases muscle's cell volume capacity

It can simultaneously pair with ANT+ and Bluetooth enabled power meters

SRAM Pitstop 4mm Shift Outer Cable - Black - 30m File Box PLP|EMTB Optimised The Park Tool I-Beam weighs30m worth of SRAM's finest shifter outer casing. A great addition to any serious bike workshop! SRAM shifter casing is 4mm in diameter and is compression free to ensure the most precise shift. The liner is also lubricated so the inner cable moves freely and keeps the shifting action light