Capture leaves, lawn clippings, and other debris with STIHL RZ collection systems for zero-turn mowers. The use of a collection system can improve curb appeal and remove debris producing a healthier lawn. The STIHL AFZ 100 twin-bag, 6.5- bushel collection system includes front counterweights and is intended for use with the STIHL RZ 142 and STIHL RZ 152.