Shop for Ladders from Hayneedle.com! The PER4M Speed Ladder makes sure you keep your knees up and your form perfect. This speed ladder features flat rungs to keep the piece flat to the ground and stakes for outdoor use. Black and green nylon is used to create the piece, making it lightweight, durable, and easy to carry. A 15-inch rung-to-rung distance provides plenty of stepping room, guiding you toward more even strides and encouraging knees-up performance.About Pivotal 5 Pivotal 5 is an innovative leader in handheld fitness products. Formed in Chicago in 2002, the company uses its unique relationship with industry and research partners to deliver the best in cutting edge product development. Pivotal 5 targets a variety of fitness needs for the home and gym, all while using materials and manufacturing techniques that are safe for our environment.