The Swix Triac 97 basket in the TBS system has a wide range of areas of use from normal snow to very loose powder conditions. Swix TriacA(R) Basket System - TBS is a patented interchangeable basket system that allows you to change the basket in just a few seconds. The system does not require the use of adhesive and makes it very easy for the skier to adapt to different snow conditions. Simply loosen the nut, replace the basket and then retighten the nut.