Sparrow Crane Hire Ltd installing a new Liebherr 81k Self-Erecting Tower Crane (Pedestrian Operated Tower Crane ) which was being lifted into position by our new 250t Grove 5250-L mobile crane. The 81k crane has up to 48m jib length with a lifting duty of 1100 kgs at 48m radius and an under the hook height of up to 40 metres