MAGNATRON Rock Lock. "The re-invention of the auto-locking karabiner". Two
independant magnets lock the karabiner nose. 24 7 7 kN. Gate opening = 22mm. NB Only 2 left at this price! $35.00
Same footage - I see one rope that is taking the load and the other rope is coiled up on their harness and is loose up to the top of the cliff. Seems like there is a gri gri rigged in some of the shots as well.