Ryobi Reel Easy Bump Knob Replacement AC04155T
- FIXED DUAL BLADES mean that you do not have to struggle with your trimmer line as it gets stuck.
- SERRATED EDGES are ideal for thicker grasses that your strings may not be able to handle.
- EASY INSTALLATION: simply push this trimmer head into the stringer socket and it automatically locks in place with assistance from the side push....
- FITS RYOBI STRING TRIMMERS: 18-Volt, Hybrid, 24-Volt, 40-Volt, RY40210, RY40210A.
- FOR BEST USE: avoid using this accessory for edging, working alongside brick, chain, or wooden fencing.