Stens 135-053 Spark Plug Boot for 5mm Wire Replaces: Echo: 15901103432 Home lite: 55373, up 03868 John Deere: up 03868 Fits models: Echo: PB650H and PB650T backpack blowers Shindaiwa: LE260, T230 and T231 Stihl: FC75 and FS85 Waterproof and shockproof