Ozone bladder set Liteforce V1Replacement bladders for the Liteforce V1 are the OEM bladders with the valves already on the bladder and ready to install into kite. Includes leading edge bladder and strut bladders. Each bladder is the same high quality construction that Ozone brings to everything they produce. For help installing the Leading Edge Bladder please watch this video Note: If not in stock, can be pre ordered and would take 2 3 weeks to arrive to arrive.