No matter if you're going up or down the mountain, the Corklite is a stable and reliable partner. This trekking pole model made from aluminum is especially lightweight. In addition, the new innovative external adjustment system Speed Lock provides convenient length adjustment in every weather. The Aergon CorTec compact grip makes for the highest level of comfort. Aergon The most revolutionary, safest and most comfortable trekking grip. In addition, this system provides a strap with an easily-adjustable safety release. Speedlock is the first external locking system with TUV Sud certification worldwide. The 55 kg required by TUV has been significantly surpassed. A safety reserve which can be vital. Re-adjustment of the holding force is possible at any time. Highest holding force of all external locking systems on the market for additional safety. Extremely quick adjustment and fastening even when wearing thick gloves. Mechanism is self-explanatory and easy to use. Holding force adjustable without tools. Now upgraded with New SpeedLock 2, :33% smaller, 25% lighter and 20% stronger than SpeedLock. Sold as a pair.