Hardly ordered already there. The quality due to the previous reviews considered more critical. As a result: Good enough quality - especially for the remarkably low price. For the purpose completely sufficient. No unexpected problems - not even with the lowering. One must know how a simple rotation lock valve functions (open or closed and no damping during opening) and even get you lowered the car completely gentle and controlled simply. Even with first light fitting the wheel, tighten the wheel nuts and then set up completely. The thing is doing just what it should and the nice stable. Yes, you should pay attention to the maximum lift height. For us it is sufficient, but with larger spring travel should be pre-measure accurately.