Swix Triac® Basket System – TBS. TBS is a patented interchangeable basket system, allowing the user to change basket in just a few seconds. This non-glue system makes it very easy for the user to adapt to various snow conditions. Simply unscrew the nut, switch basket, and tighten again. Carbon Paw is made for softer conditions while maintaining good pendulum properties. Recommended on groomed trails.