Innovative lug patern provides smooth interlocking Grip for your track Strategic Lugg placement engauges 2.5”, 2.86“ and 3.0” pitch tracks Great for all tracks including Paddle Tracks and Studed tracks 16” width accommodates all track widths without overhang Great Low Profile design to make for safe walking High-impact plastic (TPO), guaranteed not to crack, chip, break or wear out Stainless steel screws ; installs with ease will not rust Flexible, Strong and Gaurenteed not to break. Made in USA and includes Caliber’s lifetime warranty