This track saw guide rail kit is designed for straight, balanced, and accurate cuts on long or complex workpieces. It includes four 27.5" aluminum guide rails and three connectors to create an extended 110" cutting range. The anodized aluminum construction resists corrosion and wear for dependable shop or jobsite use. Low-friction, chip guard, and non-slip gripping strips help promote smooth movement and cleaner cuts. It is compatible with Vevor track saws as well as Makita, Festool, and WEN track saws.