TranzX Electronic Dropper Post 150mm Kids bike and a composite fork

and a composite fork

eliminating guesswork

The all-new EDP01 wireless dropper post eliminates the need to run a cable from your dropper lever to the post (making for a simple install) but also means less maintenance down the road

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TranzX Electronic Dropper Post 150mm Kids bike and a composite forkElectronic Dropper Post with Bluetooth connection The all new EDP01 wireless dropper post eliminates the need to run a cable from your dropper lever to the post (making for a simple install) but also means less maintenance down the road. If simplicity is your thing and you value the reliability of TranzX, this is your dropper. Quick specs Travel: 150 & 170mm Diameters: 30. 9 & 31. 6mm Sealed adjustable air cartridge Bluetooth 5. 0 wireless