String Trimmer Line Knife Cutter Compatible with RYOBI ONE+ 18-Volt Lithium-Ion Electric Cordless String Trimmer and Edger P2030 String Trimmer Line Knife Cutter Compatible with Ryobi 18-Volt Lithium-ion Shaft Cordless Electric String Trimmer and Edger ZRP2003A Product Included: 2 x String Trimmer Line Cut-Off Blade / String Trimmer Line Knife Cutter, Product size as shown in the picture, Please check the size of the product carefully before purchasing to see if it fits your machine. The product is made of high quality material, with sharp and durable characteristics, not only can improve the efficiency of your garden pruning work and two packs of blades can replace your old, broken and badly worn blades, extending the life of the String Trimmer. Note: The product has sharp edges, please wear gloves when installing. String Trimmer Line Cut-Off Blade