50 pieces replacement blades for Ryobi string trimmer, double serrated blade heads RAC155 RAC157 RAC158

Length: 6.7 cmWidth: 1.2 cmHeight: 0.7 cmWeight: 0.25 kgMaterial: plasticColor: yellowDescription  Material: plastic, length: 67 mmGood for grass and thin undergrowth: not for young trees or other hard materials. For optimal use, do not use this accessory for edging, working with bricks, chains or REPLACEMENT BLADES: Made of PA6 (nylon). Before using, put the blades in water overnight, it will last longer.Quantity: 50pcs replacement blades for RAC158, perfect replacement blades for the original ones.Due to manual measurement, please allow 1-3cm measurement deviation. Due to different displays and lighting effects, the actual color of the item might be slightly different from the color showed on the picture. Thank you!