Robust Belay And Abseiling Device For Belaying The Leader One Or Two Followers And For Abseiling Descender Suitable For Half And Twin Ropes With A Diameter Of 6.9 To 8.0 Mm And Single Ropes Up To 8.9 Mm Very High Braking Effect Ensures Support For The Belayer In Catching The Fall In Lead Climbing Mode Simple Unlocking With An Additional Eyelet In Post Mounting Mode Using A Carabiner It Is Possible To Hold The Device Open With The Thumb For Faster Rope Release In The Lead Climb