What is the fine-grained topic of the following text: And now introducing LEKI's new Dynamic Suspension System as refined solution to reducing pole shock and vibration on the trail.Featuring Ultralite, high-tensile strength Aluminum shafts and compact, lightweight Thermo foam grips, Legacy also includes the next generation SpeedLock 2 which is not only smaller and stronger than our previous design, but further reduces overall weight and enhances the swingweight on the trail. Only return the topic.
LEKI's new Dynamic Suspension System and its features