Lightweight REVERSO is a multi-functional belay/lapel device designed for cragging, multi-pitch climbing, and climbing. Reverso mode works with braking assistance when billeying one or two second climbers from the top of the pitch. Fits most rope diameters: single rope 8.5-10.5mm, half loop 7.1-9.2mm, twin rope 6.9-9.2mm. Rope slot unique design allows the rope to glide smoothly and reduce wear