petzl grigri + belay device with anti-panic feature, violet, one size petzl the petzl grigri + is an assisted braking device designed for all climbers, for both indoor and outdoor climbing. it can be used with all single ropes (optimized for 8.9 to 10.5 mm diameter ropes). offering great durablity, the grigri + is suited for intensive use thanks to the stainless steel wear plate. hand motions are the same as with classic belay systems. the reduction handle offers exceptional descent control. two usage modes to choose from, depending on need: top-rope belay or lead belay. the top-rope belay mode and the anti-panic handle make for a more comfortable belay, making the grigri + particularly suitable for learning. diagrams for rope installation engraved on belay device (interior and exterior). weight: 200 g. material(s): aluminum side plates, stainless steel friction plate and wear plate, reinforced nylon handle. certification(s): ce en 15151, uiaa. 3 year manufacturer guarantee.