STEIN Knee Ascent SystemThe STEIN Knee Ascent System is a straightforward yet highly efficient kit consisting of components designed to facilitate a quicker and easier ascent in your climbing system. This system is intended to complement a foot ascender and is compatible with both double rope systems (DRT) and single rope systems (SRT). The knee ascender effectively captures the progress made by your foot ascender, streamlining your climbing experience. Details: 1 x STEIN