Whether you’re a gravel enthusiast, endurance racer, or bikepacking adventurer, the Air-Liner Light Gravel ensures a more comfortable and reliable riding experience. Designed specifically for gravel tubeless tires, with tire widths ranging from 42-50mm, this innovative insert revolutionizes the wheel-tire system for gravel applications. Building on the triumph of the recently launched Air-Liner Light XC insert and the proven expertise of the previous Air-Liner Gravel insert, Vittoria has crafted a groundbreaking new generation of gravel inserts that redefine performance, offering benefits that extend well beyond mere puncture protection. FEATURES: Air-Liner Light Gravel must be used in combination with tubeless tires and multiway tubeless valves only. Air-Liner Light Gravel contains one insert and one Vittoria Green Multiway Tubeless valve 40mm long. SPECS: Size: One Size Suggested Tire Size: 700x31/40mm Internal Rim Width: 25mm Weight: 47g Included: One insert