Primos 65832 Edge Dark Earth Carbon Fiber Legs, Spartan Precision Technology Magnetic Attachment System 31"-59"The Edge Carbon Fiber Shooting Stick with Spartan Precision Technology is designed from the ground up by real hunters for real hunters. Its built with lightweight carbon fiber legs, and the integrated Spartan Magnetic Attachment System allows shooters to connect their tripod quickly and efficiently to their guns for fast and accurate shots. Durable carbon fiber leg design. Spartan Precision Technology with patented Magnetic Attachment System.