| The Petzl Reverso belay device is for the leader or the second, descender. For use with ropes from 8 mm to 11 mm used single or double. Separation of ropes for easier clipping of alternate running belays and avoiding crossing of the ropes when abseiling. The attachment point for direct attachment to belay (auto-braking belaying of one or more seconds). Other Features: Material: Aluminum Range: 8-9 mm double rope or 10-11mm single rope Weight: 81 grms Locking:Yes Warranty: Lifetime Use: Belaying, climbing |