Shop for Ladders from Hayneedle.com! The Qual-Craft Safe-T Ladder Rail Extension is designed to attach over the top of the ladder's end to give you a safe and easy to use transition from the top rung to a secondary service. It does this without the need for any tools, drilling, bolting, or extra elbow grease on your part. The design is that innovative! You'll climb with a newfound confidence with the Qual-Craft Safe-T Ladder Extension. Measures 5.5L x 48W x 7H inches.About Qual-CraftQual-Craft is dedicated to creating tools that make a contractor's life easier. That means offering high-quality materials, dependable construction, and uniquely useful products that work every single time. When you need a tool that's guaranteed to get the job done, look to a Qual-Craft.