The GARDENA combi system aerator Boy freed the lawn of moss, thatch and weeds. Thus, the air water and nutrient uptake of the lawn is optimized. Special knife with a stainless steel Gleitrücken millimeter penetrate deep into the ground and removed on a working width of 32 cm undesirable plants and plant residues. The solid wheels with special profile and the lifting axis make work easier. The GARDENA combi system aerator Boy is suitable for all GARDENA combi system stems, however, is recommended by GARDENA a stem length of 180 cm, depending on body size, of course.