. E Thirteen TRS+ Dropper Seatpost provides 150mm of saddle height adjustment without the extra maintenance of a hydraulically controlled air sprung system. The TRS+ Dropper Seatpost uses a coil sprung system and a fully mechanical design and offers outstanding reliability and durability. It’s also operated by a simple cable operated, left-hand shifter style remote Set and Forget. The TRS+ Dropper Seatpost is set up to offer saddle height adjustment that locks into four different height settings, so there’s no time wasted at the bottom of a climb to find the ideal saddle height. The TRS+ Dropper Seatpost will pop into the ideal height position so you can forget about having to adjust it and just concentrate on the trail ahead. Thanks to the micro adjust saddle rail clamp, you’ll be able to set your saddle to your exact angle preference Features: Material: Aluminium Mechanism: Spring loaded cam Travel: Four pre-set positions, 0, 80, 110, 150mm Lever: Shifter style paddle, bar clamp and matchmaker compatibleWarranty: 5 years Weight: 590g (incl. lever, cable & housing)Buy E Thirteen Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.