Belay device with cam-assisted blocking. Does it need an introduction? The GRIGRI sets the standard for belay devices. In the gym or at the crag, it makes belaying easier with cam-assisted blocking. Equipped with an ergonomic handle, providing easy control for a smooth and comfortable descent for the climber. Compact and lightweight, it can be used with single ropes from 8.5 to 11 mm. Perfect for working your project!Belay device with cam-assisted blocking, designed for the the gym and crag:- feeding slack and catching falls are done using standard belay techniques; always keep a hand on the brake-side of the rope.- Cam-assisted blocking for a more comfortable belay: when the climber falls or weights the rope, it tightens, making the cam pivot to pinch and block the rope.- Cam-assisted blocking offers leeway for the brake-side hand position, regardless of the angle between the climber side and brake side of the ropes.- Rope installation diagram engraved on both the inside and outside of the device. Comfortable and convenient when lowering:- the ergonomic handle allows you to easily unblock and lower someone- Progressive control of rope feed provides a smooth and comfortable descent- 3:1 mechanical advantage of the handled camming mechanism helps control rope feed on small-diameter ropes and requires less effort on the handle for large-diameter ropes.Intended for all users:- simple to use for belaying both lead or top-rope climbers.- optimally balanced design: lightweight (175 g), compact and durable.Weight: 175 gRope compatibility: 8.5 to 11 mm single ropeMaterial(s): aluminium side plates, stainless steel cam and friction plate, reinforced nylon handleCertification(s): CE EN 15151-1, UIAA